Home / 77,695,339.20-116,543,008.80-26,569,694.40

Finding the Fourth Proportional to 77,695,339.20, 116,543,008.80 and 26,569,694.40

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Solution

The fourth proportional to 77,695,339.20, 116,543,008.80 and 26,569,694.40 is: 39,854,541.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,695,339.20 : 116,543,008.80 = 26,569,694.40 : x
  2. Step 2: Convert to fraction form
    77,695,339.20/116,543,008.80 = 26,569,694.40/x
  3. Step 3: Cross multiply
    77,695,339.20x = 116,543,008.80 × 26,569,694.40
  4. Step 4: Simplify right side
    77,695,339.20x = 3,096,512,128,272,510.50
  5. Step 5: Solve for x
    x = 3,096,512,128,272,510.50/77,695,339.20
  6. Step 6: Final answer
    x = 39,854,541.60

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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.