Home / 172,240,982,500.32-258,360,389,607.60-92,690,004,363.12

Finding the Fourth Proportional to 172,240,982,500.32, 258,360,389,607.60 and 92,690,004,363.12

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Solution

The fourth proportional to 172,240,982,500.32, 258,360,389,607.60 and 92,690,004,363.12 is: 139,034,423,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,240,982,500.32 : 258,360,389,607.60 = 92,690,004,363.12 : x
  2. Step 2: Convert to fraction form
    172,240,982,500.32/258,360,389,607.60 = 92,690,004,363.12/x
  3. Step 3: Cross multiply
    172,240,982,500.32x = 258,360,389,607.60 × 92,690,004,363.12
  4. Step 4: Simplify right side
    172,240,982,500.32x = 23,947,425,639,985,827,545,088
  5. Step 5: Solve for x
    x = 23,947,425,639,985,827,545,088/172,240,982,500.32
  6. Step 6: Final answer
    x = 139,034,423,122.51

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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.