Home / 100,980,069.90-151,470,104.85-88,508,921.10

Finding the Fourth Proportional to 100,980,069.90, 151,470,104.85 and 88,508,921.10

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Solution

The fourth proportional to 100,980,069.90, 151,470,104.85 and 88,508,921.10 is: 132,763,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,980,069.90 : 151,470,104.85 = 88,508,921.10 : x
  2. Step 2: Convert to fraction form
    100,980,069.90/151,470,104.85 = 88,508,921.10/x
  3. Step 3: Cross multiply
    100,980,069.90x = 151,470,104.85 × 88,508,921.10
  4. Step 4: Simplify right side
    100,980,069.90x = 13,406,455,559,177,376
  5. Step 5: Solve for x
    x = 13,406,455,559,177,376/100,980,069.90
  6. Step 6: Final answer
    x = 132,763,381.65

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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.