Home / 208,041,776.03-287,096,934.29-119,935,353.62

Finding the Fourth Proportional to 208,041,776.03, 287,096,934.29 and 119,935,353.62

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Solution

The fourth proportional to 208,041,776.03, 287,096,934.29 and 119,935,353.62 is: 165,510,374.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,041,776.03 : 287,096,934.29 = 119,935,353.62 : x
  2. Step 2: Convert to fraction form
    208,041,776.03/287,096,934.29 = 119,935,353.62/x
  3. Step 3: Cross multiply
    208,041,776.03x = 287,096,934.29 × 119,935,353.62
  4. Step 4: Simplify right side
    208,041,776.03x = 34,433,072,337,407,124
  5. Step 5: Solve for x
    x = 34,433,072,337,407,124/208,041,776.03
  6. Step 6: Final answer
    x = 165,510,374.86

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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.