Home / 709,632,145.70-1,064,448,218.55-403,867,384.10

Finding the Fourth Proportional to 709,632,145.70, 1,064,448,218.55 and 403,867,384.10

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Solution

The fourth proportional to 709,632,145.70, 1,064,448,218.55 and 403,867,384.10 is: 605,801,076.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,632,145.70 : 1,064,448,218.55 = 403,867,384.10 : x
  2. Step 2: Convert to fraction form
    709,632,145.70/1,064,448,218.55 = 403,867,384.10/x
  3. Step 3: Cross multiply
    709,632,145.70x = 1,064,448,218.55 × 403,867,384.10
  4. Step 4: Simplify right side
    709,632,145.70x = 429,895,917,535,693,632
  5. Step 5: Solve for x
    x = 429,895,917,535,693,632/709,632,145.70
  6. Step 6: Final answer
    x = 605,801,076.15

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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.