Home / 86,516,652,607.80-129,671,666,781.30-36,151,989,037.80

Finding the Fourth Proportional to 86,516,652,607.80, 129,671,666,781.30 and 36,151,989,037.80

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Solution

The fourth proportional to 86,516,652,607.80, 129,671,666,781.30 and 36,151,989,037.80 is: 54,184,813,382.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,516,652,607.80 : 129,671,666,781.30 = 36,151,989,037.80 : x
  2. Step 2: Convert to fraction form
    86,516,652,607.80/129,671,666,781.30 = 36,151,989,037.80/x
  3. Step 3: Cross multiply
    86,516,652,607.80x = 129,671,666,781.30 × 36,151,989,037.80
  4. Step 4: Simplify right side
    86,516,652,607.80x = 4,687,888,675,990,812,491,776
  5. Step 5: Solve for x
    x = 4,687,888,675,990,812,491,776/86,516,652,607.80
  6. Step 6: Final answer
    x = 54,184,813,382.02

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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.