Home / 704,686,535.40-1,057,029,803.10-487,008,301.80

Finding the Fourth Proportional to 704,686,535.40, 1,057,029,803.10 and 487,008,301.80

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Solution

The fourth proportional to 704,686,535.40, 1,057,029,803.10 and 487,008,301.80 is: 730,512,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,686,535.40 : 1,057,029,803.10 = 487,008,301.80 : x
  2. Step 2: Convert to fraction form
    704,686,535.40/1,057,029,803.10 = 487,008,301.80/x
  3. Step 3: Cross multiply
    704,686,535.40x = 1,057,029,803.10 × 487,008,301.80
  4. Step 4: Simplify right side
    704,686,535.40x = 514,782,289,359,719,424
  5. Step 5: Solve for x
    x = 514,782,289,359,719,424/704,686,535.40
  6. Step 6: Final answer
    x = 730,512,452.70

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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.