Home / 104,976,130.60-157,464,195.90-66,234,081.70

Finding the Fourth Proportional to 104,976,130.60, 157,464,195.90 and 66,234,081.70

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Solution

The fourth proportional to 104,976,130.60, 157,464,195.90 and 66,234,081.70 is: 99,351,122.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,130.60 : 157,464,195.90 = 66,234,081.70 : x
  2. Step 2: Convert to fraction form
    104,976,130.60/157,464,195.90 = 66,234,081.70/x
  3. Step 3: Cross multiply
    104,976,130.60x = 157,464,195.90 × 66,234,081.70
  4. Step 4: Simplify right side
    104,976,130.60x = 10,429,496,416,065,406
  5. Step 5: Solve for x
    x = 10,429,496,416,065,406/104,976,130.60
  6. Step 6: Final answer
    x = 99,351,122.55

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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.