Home / 103,632,810.60-155,449,215.90-43,017,335.40

Finding the Fourth Proportional to 103,632,810.60, 155,449,215.90 and 43,017,335.40

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Solution

The fourth proportional to 103,632,810.60, 155,449,215.90 and 43,017,335.40 is: 64,526,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,632,810.60 : 155,449,215.90 = 43,017,335.40 : x
  2. Step 2: Convert to fraction form
    103,632,810.60/155,449,215.90 = 43,017,335.40/x
  3. Step 3: Cross multiply
    103,632,810.60x = 155,449,215.90 × 43,017,335.40
  4. Step 4: Simplify right side
    103,632,810.60x = 6,687,011,058,037,313
  5. Step 5: Solve for x
    x = 6,687,011,058,037,313/103,632,810.60
  6. Step 6: Final answer
    x = 64,526,003.10

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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.