Home / 529,869,494.64-731,206,538.04-291,712,301.46

Finding the Fourth Proportional to 529,869,494.64, 731,206,538.04 and 291,712,301.46

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Solution

The fourth proportional to 529,869,494.64, 731,206,538.04 and 291,712,301.46 is: 402,555,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,869,494.64 : 731,206,538.04 = 291,712,301.46 : x
  2. Step 2: Convert to fraction form
    529,869,494.64/731,206,538.04 = 291,712,301.46/x
  3. Step 3: Cross multiply
    529,869,494.64x = 731,206,538.04 × 291,712,301.46
  4. Step 4: Simplify right side
    529,869,494.64x = 213,301,942,054,247,424
  5. Step 5: Solve for x
    x = 213,301,942,054,247,424/529,869,494.64
  6. Step 6: Final answer
    x = 402,555,618.34

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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.