Home / 142,007,704.90-213,011,557.35-65,480,200.90

Finding the Fourth Proportional to 142,007,704.90, 213,011,557.35 and 65,480,200.90

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Solution

The fourth proportional to 142,007,704.90, 213,011,557.35 and 65,480,200.90 is: 98,220,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,007,704.90 : 213,011,557.35 = 65,480,200.90 : x
  2. Step 2: Convert to fraction form
    142,007,704.90/213,011,557.35 = 65,480,200.90/x
  3. Step 3: Cross multiply
    142,007,704.90x = 213,011,557.35 × 65,480,200.90
  4. Step 4: Simplify right side
    142,007,704.90x = 13,948,039,569,299,870
  5. Step 5: Solve for x
    x = 13,948,039,569,299,870/142,007,704.90
  6. Step 6: Final answer
    x = 98,220,301.35

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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.