Home / 89,705,254.80-134,620,867.80-38,623,933.20

Finding the Fourth Proportional to 89,705,254.80, 134,620,867.80 and 38,623,933.20

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Solution

The fourth proportional to 89,705,254.80, 134,620,867.80 and 38,623,933.20 is: 57,963,019.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,705,254.80 : 134,620,867.80 = 38,623,933.20 : x
  2. Step 2: Convert to fraction form
    89,705,254.80/134,620,867.80 = 38,623,933.20/x
  3. Step 3: Cross multiply
    89,705,254.80x = 134,620,867.80 × 38,623,933.20
  4. Step 4: Simplify right side
    89,705,254.80x = 5,199,587,405,233,232
  5. Step 5: Solve for x
    x = 5,199,587,405,233,232/89,705,254.80
  6. Step 6: Final answer
    x = 57,963,019.19

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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.