Home / 1,049,765,553.70-1,574,648,330.55-359,443,377.70

Finding the Fourth Proportional to 1,049,765,553.70, 1,574,648,330.55 and 359,443,377.70

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Solution

The fourth proportional to 1,049,765,553.70, 1,574,648,330.55 and 359,443,377.70 is: 539,165,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,765,553.70 : 1,574,648,330.55 = 359,443,377.70 : x
  2. Step 2: Convert to fraction form
    1,049,765,553.70/1,574,648,330.55 = 359,443,377.70/x
  3. Step 3: Cross multiply
    1,049,765,553.70x = 1,574,648,330.55 × 359,443,377.70
  4. Step 4: Simplify right side
    1,049,765,553.70x = 565,996,914,622,558,080
  5. Step 5: Solve for x
    x = 565,996,914,622,558,080/1,049,765,553.70
  6. Step 6: Final answer
    x = 539,165,066.55

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Double scale
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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.