Home / 118,321,637.10-177,482,455.65-80,101,041.90

Finding the Fourth Proportional to 118,321,637.10, 177,482,455.65 and 80,101,041.90

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Solution

The fourth proportional to 118,321,637.10, 177,482,455.65 and 80,101,041.90 is: 120,151,562.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,321,637.10 : 177,482,455.65 = 80,101,041.90 : x
  2. Step 2: Convert to fraction form
    118,321,637.10/177,482,455.65 = 80,101,041.90/x
  3. Step 3: Cross multiply
    118,321,637.10x = 177,482,455.65 × 80,101,041.90
  4. Step 4: Simplify right side
    118,321,637.10x = 14,216,529,616,535,544
  5. Step 5: Solve for x
    x = 14,216,529,616,535,544/118,321,637.10
  6. Step 6: Final answer
    x = 120,151,562.85

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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.