Home / 156,915,209.35-235,372,814.03-49,209,660.55

Finding the Fourth Proportional to 156,915,209.35, 235,372,814.03 and 49,209,660.55

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Solution

The fourth proportional to 156,915,209.35, 235,372,814.03 and 49,209,660.55 is: 73,814,490.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,915,209.35 : 235,372,814.03 = 49,209,660.55 : x
  2. Step 2: Convert to fraction form
    156,915,209.35/235,372,814.03 = 49,209,660.55/x
  3. Step 3: Cross multiply
    156,915,209.35x = 235,372,814.03 × 49,209,660.55
  4. Step 4: Simplify right side
    156,915,209.35x = 11,582,616,280,868,528
  5. Step 5: Solve for x
    x = 11,582,616,280,868,528/156,915,209.35
  6. Step 6: Final answer
    x = 73,814,490.83

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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.