Home / 86,482,862,149.60-129,724,293,224.40-67,907,652,882.40

Finding the Fourth Proportional to 86,482,862,149.60, 129,724,293,224.40 and 67,907,652,882.40

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Solution

The fourth proportional to 86,482,862,149.60, 129,724,293,224.40 and 67,907,652,882.40 is: 101,861,479,323.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,482,862,149.60 : 129,724,293,224.40 = 67,907,652,882.40 : x
  2. Step 2: Convert to fraction form
    86,482,862,149.60/129,724,293,224.40 = 67,907,652,882.40/x
  3. Step 3: Cross multiply
    86,482,862,149.60x = 129,724,293,224.40 × 67,907,652,882.40
  4. Step 4: Simplify right side
    86,482,862,149.60x = 8,809,272,274,697,229,172,736
  5. Step 5: Solve for x
    x = 8,809,272,274,697,229,172,736/86,482,862,149.60
  6. Step 6: Final answer
    x = 101,861,479,323.60

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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.