Home / 119,227,030.92-178,822,608.12-76,395,543.12

Finding the Fourth Proportional to 119,227,030.92, 178,822,608.12 and 76,395,543.12

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Solution

The fourth proportional to 119,227,030.92, 178,822,608.12 and 76,395,543.12 is: 114,581,820.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,227,030.92 : 178,822,608.12 = 76,395,543.12 : x
  2. Step 2: Convert to fraction form
    119,227,030.92/178,822,608.12 = 76,395,543.12/x
  3. Step 3: Cross multiply
    119,227,030.92x = 178,822,608.12 × 76,395,543.12
  4. Step 4: Simplify right side
    119,227,030.92x = 13,661,250,269,462,324
  5. Step 5: Solve for x
    x = 13,661,250,269,462,324/119,227,030.92
  6. Step 6: Final answer
    x = 114,581,820.62

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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.