Home / 89,448,004.60-134,172,006.90-79,244,337.40

Finding the Fourth Proportional to 89,448,004.60, 134,172,006.90 and 79,244,337.40

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Solution

The fourth proportional to 89,448,004.60, 134,172,006.90 and 79,244,337.40 is: 118,866,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,448,004.60 : 134,172,006.90 = 79,244,337.40 : x
  2. Step 2: Convert to fraction form
    89,448,004.60/134,172,006.90 = 79,244,337.40/x
  3. Step 3: Cross multiply
    89,448,004.60x = 134,172,006.90 × 79,244,337.40
  4. Step 4: Simplify right side
    89,448,004.60x = 10,632,371,784,418,730
  5. Step 5: Solve for x
    x = 10,632,371,784,418,730/89,448,004.60
  6. Step 6: Final answer
    x = 118,866,506.10

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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.