Home / 145,066,456.80-217,410,728.40-58,734,194.40

Finding the Fourth Proportional to 145,066,456.80, 217,410,728.40 and 58,734,194.40

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Solution

The fourth proportional to 145,066,456.80, 217,410,728.40 and 58,734,194.40 is: 88,024,787.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,066,456.80 : 217,410,728.40 = 58,734,194.40 : x
  2. Step 2: Convert to fraction form
    145,066,456.80/217,410,728.40 = 58,734,194.40/x
  3. Step 3: Cross multiply
    145,066,456.80x = 217,410,728.40 × 58,734,194.40
  4. Step 4: Simplify right side
    145,066,456.80x = 12,769,443,986,491,200
  5. Step 5: Solve for x
    x = 12,769,443,986,491,200/145,066,456.80
  6. Step 6: Final answer
    x = 88,024,787.18

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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.