Home / 159,700,400.10-239,550,600.15-68,823,989.10

Finding the Fourth Proportional to 159,700,400.10, 239,550,600.15 and 68,823,989.10

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Solution

The fourth proportional to 159,700,400.10, 239,550,600.15 and 68,823,989.10 is: 103,235,983.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,700,400.10 : 239,550,600.15 = 68,823,989.10 : x
  2. Step 2: Convert to fraction form
    159,700,400.10/239,550,600.15 = 68,823,989.10/x
  3. Step 3: Cross multiply
    159,700,400.10x = 239,550,600.15 × 68,823,989.10
  4. Step 4: Simplify right side
    159,700,400.10x = 16,486,827,893,622,058
  5. Step 5: Solve for x
    x = 16,486,827,893,622,058/159,700,400.10
  6. Step 6: Final answer
    x = 103,235,983.65

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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.