Home / 107,890,147.30-161,835,220.95-107,218,300.90

Finding the Fourth Proportional to 107,890,147.30, 161,835,220.95 and 107,218,300.90

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Solution

The fourth proportional to 107,890,147.30, 161,835,220.95 and 107,218,300.90 is: 160,827,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,890,147.30 : 161,835,220.95 = 107,218,300.90 : x
  2. Step 2: Convert to fraction form
    107,890,147.30/161,835,220.95 = 107,218,300.90/x
  3. Step 3: Cross multiply
    107,890,147.30x = 161,835,220.95 × 107,218,300.90
  4. Step 4: Simplify right side
    107,890,147.30x = 17,351,697,416,035,084
  5. Step 5: Solve for x
    x = 17,351,697,416,035,084/107,890,147.30
  6. Step 6: Final answer
    x = 160,827,451.35

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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.