Home / 1,936,224,298.70-2,904,336,448.05-626,123,818.70

Finding the Fourth Proportional to 1,936,224,298.70, 2,904,336,448.05 and 626,123,818.70

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Solution

The fourth proportional to 1,936,224,298.70, 2,904,336,448.05 and 626,123,818.70 is: 939,185,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,224,298.70 : 2,904,336,448.05 = 626,123,818.70 : x
  2. Step 2: Convert to fraction form
    1,936,224,298.70/2,904,336,448.05 = 626,123,818.70/x
  3. Step 3: Cross multiply
    1,936,224,298.70x = 2,904,336,448.05 × 626,123,818.70
  4. Step 4: Simplify right side
    1,936,224,298.70x = 1,818,474,227,642,660,352
  5. Step 5: Solve for x
    x = 1,818,474,227,642,660,352/1,936,224,298.70
  6. Step 6: Final answer
    x = 939,185,728.05

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Half scale
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Double scale
Find fourth proportional to 1,936,224,299.70, 2,904,336,449.55 and 626,123,819.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.