Home / 518,886,513.52-716,063,381.31-283,937,167.11

Finding the Fourth Proportional to 518,886,513.52, 716,063,381.31 and 283,937,167.11

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Solution

The fourth proportional to 518,886,513.52, 716,063,381.31 and 283,937,167.11 is: 391,833,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,886,513.52 : 716,063,381.31 = 283,937,167.11 : x
  2. Step 2: Convert to fraction form
    518,886,513.52/716,063,381.31 = 283,937,167.11/x
  3. Step 3: Cross multiply
    518,886,513.52x = 716,063,381.31 × 283,937,167.11
  4. Step 4: Simplify right side
    518,886,513.52x = 203,317,007,957,869,120
  5. Step 5: Solve for x
    x = 203,317,007,957,869,120/518,886,513.52
  6. Step 6: Final answer
    x = 391,833,286.58

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