Home / 529,869,494.01-731,206,537.14-291,712,300.85

Finding the Fourth Proportional to 529,869,494.01, 731,206,537.14 and 291,712,300.85

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Solution

The fourth proportional to 529,869,494.01, 731,206,537.14 and 291,712,300.85 is: 402,555,617.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,869,494.01 : 731,206,537.14 = 291,712,300.85 : x
  2. Step 2: Convert to fraction form
    529,869,494.01/731,206,537.14 = 291,712,300.85/x
  3. Step 3: Cross multiply
    529,869,494.01x = 731,206,537.14 × 291,712,300.85
  4. Step 4: Simplify right side
    529,869,494.01x = 213,301,941,345,670,400
  5. Step 5: Solve for x
    x = 213,301,941,345,670,400/529,869,494.01
  6. Step 6: Final answer
    x = 402,555,617.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.