Home / 77,881,379.00-116,822,266.38-31,823,248.12

Finding the Fourth Proportional to 77,881,379.00, 116,822,266.38 and 31,823,248.12

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Solution

The fourth proportional to 77,881,379.00, 116,822,266.38 and 31,823,248.12 is: 47,734,953.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,881,379.00 : 116,822,266.38 = 31,823,248.12 : x
  2. Step 2: Convert to fraction form
    77,881,379.00/116,822,266.38 = 31,823,248.12/x
  3. Step 3: Cross multiply
    77,881,379.00x = 116,822,266.38 × 31,823,248.12
  4. Step 4: Simplify right side
    77,881,379.00x = 3,717,663,969,396,527.50
  5. Step 5: Solve for x
    x = 3,717,663,969,396,527.50/77,881,379.00
  6. Step 6: Final answer
    x = 47,734,953.04

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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.