Home / 79,124,908.80-118,687,363.20-44,545,814.40

Finding the Fourth Proportional to 79,124,908.80, 118,687,363.20 and 44,545,814.40

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Solution

The fourth proportional to 79,124,908.80, 118,687,363.20 and 44,545,814.40 is: 66,818,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,124,908.80 : 118,687,363.20 = 44,545,814.40 : x
  2. Step 2: Convert to fraction form
    79,124,908.80/118,687,363.20 = 44,545,814.40/x
  3. Step 3: Cross multiply
    79,124,908.80x = 118,687,363.20 × 44,545,814.40
  4. Step 4: Simplify right side
    79,124,908.80x = 5,287,025,252,732,590
  5. Step 5: Solve for x
    x = 5,287,025,252,732,590/79,124,908.80
  6. Step 6: Final answer
    x = 66,818,721.60

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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.