Home / 67,989,459,503.20-101,984,189,254.80-53,785,954,760.80

Finding the Fourth Proportional to 67,989,459,503.20, 101,984,189,254.80 and 53,785,954,760.80

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Solution

The fourth proportional to 67,989,459,503.20, 101,984,189,254.80 and 53,785,954,760.80 is: 80,678,932,141.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,989,459,503.20 : 101,984,189,254.80 = 53,785,954,760.80 : x
  2. Step 2: Convert to fraction form
    67,989,459,503.20/101,984,189,254.80 = 53,785,954,760.80/x
  3. Step 3: Cross multiply
    67,989,459,503.20x = 101,984,189,254.80 × 53,785,954,760.80
  4. Step 4: Simplify right side
    67,989,459,503.20x = 5,485,316,989,575,538,671,616
  5. Step 5: Solve for x
    x = 5,485,316,989,575,538,671,616/67,989,459,503.20
  6. Step 6: Final answer
    x = 80,678,932,141.20

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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.