Home / 1,232,643,781.70-1,848,965,672.55-414,484,165.70

Finding the Fourth Proportional to 1,232,643,781.70, 1,848,965,672.55 and 414,484,165.70

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Solution

The fourth proportional to 1,232,643,781.70, 1,848,965,672.55 and 414,484,165.70 is: 621,726,248.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,643,781.70 : 1,848,965,672.55 = 414,484,165.70 : x
  2. Step 2: Convert to fraction form
    1,232,643,781.70/1,848,965,672.55 = 414,484,165.70/x
  3. Step 3: Cross multiply
    1,232,643,781.70x = 1,848,965,672.55 × 414,484,165.70
  4. Step 4: Simplify right side
    1,232,643,781.70x = 766,366,994,194,826,112
  5. Step 5: Solve for x
    x = 766,366,994,194,826,112/1,232,643,781.70
  6. Step 6: Final answer
    x = 621,726,248.55

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Double scale
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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.