Home / 95,681,510.30-143,522,265.45-90,642,662.30

Finding the Fourth Proportional to 95,681,510.30, 143,522,265.45 and 90,642,662.30

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Solution

The fourth proportional to 95,681,510.30, 143,522,265.45 and 90,642,662.30 is: 135,963,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,681,510.30 : 143,522,265.45 = 90,642,662.30 : x
  2. Step 2: Convert to fraction form
    95,681,510.30/143,522,265.45 = 90,642,662.30/x
  3. Step 3: Cross multiply
    95,681,510.30x = 143,522,265.45 × 90,642,662.30
  4. Step 4: Simplify right side
    95,681,510.30x = 13,009,240,239,715,306
  5. Step 5: Solve for x
    x = 13,009,240,239,715,306/95,681,510.30
  6. Step 6: Final answer
    x = 135,963,993.45

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Double scale
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Similar ratio
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1.5x scale

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.