Home / 119,011,374.69-178,435,564.85-60,605,996.49

Finding the Fourth Proportional to 119,011,374.69, 178,435,564.85 and 60,605,996.49

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Solution

The fourth proportional to 119,011,374.69, 178,435,564.85 and 60,605,996.49 is: 90,867,492.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,011,374.69 : 178,435,564.85 = 60,605,996.49 : x
  2. Step 2: Convert to fraction form
    119,011,374.69/178,435,564.85 = 60,605,996.49/x
  3. Step 3: Cross multiply
    119,011,374.69x = 178,435,564.85 × 60,605,996.49
  4. Step 4: Simplify right side
    119,011,374.69x = 10,814,265,216,687,238
  5. Step 5: Solve for x
    x = 10,814,265,216,687,238/119,011,374.69
  6. Step 6: Final answer
    x = 90,867,492.66

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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.