Home / 118,140,143.70-177,210,215.55-101,984,337.30

Finding the Fourth Proportional to 118,140,143.70, 177,210,215.55 and 101,984,337.30

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Solution

The fourth proportional to 118,140,143.70, 177,210,215.55 and 101,984,337.30 is: 152,976,505.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,140,143.70 : 177,210,215.55 = 101,984,337.30 : x
  2. Step 2: Convert to fraction form
    118,140,143.70/177,210,215.55 = 101,984,337.30/x
  3. Step 3: Cross multiply
    118,140,143.70x = 177,210,215.55 × 101,984,337.30
  4. Step 4: Simplify right side
    118,140,143.70x = 18,072,666,395,656,904
  5. Step 5: Solve for x
    x = 18,072,666,395,656,904/118,140,143.70
  6. Step 6: Final answer
    x = 152,976,505.95

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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.