Home / 242,884,447.14-364,327,732.91-76,888,762.57

Finding the Fourth Proportional to 242,884,447.14, 364,327,732.91 and 76,888,762.57

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Solution

The fourth proportional to 242,884,447.14, 364,327,732.91 and 76,888,762.57 is: 115,333,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,884,447.14 : 364,327,732.91 = 76,888,762.57 : x
  2. Step 2: Convert to fraction form
    242,884,447.14/364,327,732.91 = 76,888,762.57/x
  3. Step 3: Cross multiply
    242,884,447.14x = 364,327,732.91 × 76,888,762.57
  4. Step 4: Simplify right side
    242,884,447.14x = 28,012,708,552,543,508
  5. Step 5: Solve for x
    x = 28,012,708,552,543,508/242,884,447.14
  6. Step 6: Final answer
    x = 115,333,480.11

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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.