Home / 118,376,069.70-177,564,104.55-67,415,276.10

Finding the Fourth Proportional to 118,376,069.70, 177,564,104.55 and 67,415,276.10

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Solution

The fourth proportional to 118,376,069.70, 177,564,104.55 and 67,415,276.10 is: 101,122,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,376,069.70 : 177,564,104.55 = 67,415,276.10 : x
  2. Step 2: Convert to fraction form
    118,376,069.70/177,564,104.55 = 67,415,276.10/x
  3. Step 3: Cross multiply
    118,376,069.70x = 177,564,104.55 × 67,415,276.10
  4. Step 4: Simplify right side
    118,376,069.70x = 11,970,533,133,687,516
  5. Step 5: Solve for x
    x = 11,970,533,133,687,516/118,376,069.70
  6. Step 6: Final answer
    x = 101,122,914.15

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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.