Home / 88,705,851.20-133,058,776.80-75,716,820.80

Finding the Fourth Proportional to 88,705,851.20, 133,058,776.80 and 75,716,820.80

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Solution

The fourth proportional to 88,705,851.20, 133,058,776.80 and 75,716,820.80 is: 113,575,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,705,851.20 : 133,058,776.80 = 75,716,820.80 : x
  2. Step 2: Convert to fraction form
    88,705,851.20/133,058,776.80 = 75,716,820.80/x
  3. Step 3: Cross multiply
    88,705,851.20x = 133,058,776.80 × 75,716,820.80
  4. Step 4: Simplify right side
    88,705,851.20x = 10,074,787,558,832,796
  5. Step 5: Solve for x
    x = 10,074,787,558,832,796/88,705,851.20
  6. Step 6: Final answer
    x = 113,575,231.20

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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.