Home / 145,152,446.90-217,828,203.15-64,431,346.10

Finding the Fourth Proportional to 145,152,446.90, 217,828,203.15 and 64,431,346.10

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Solution

The fourth proportional to 145,152,446.90, 217,828,203.15 and 64,431,346.10 is: 96,691,200.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,152,446.90 : 217,828,203.15 = 64,431,346.10 : x
  2. Step 2: Convert to fraction form
    145,152,446.90/217,828,203.15 = 64,431,346.10/x
  3. Step 3: Cross multiply
    145,152,446.90x = 217,828,203.15 × 64,431,346.10
  4. Step 4: Simplify right side
    145,152,446.90x = 14,034,964,347,498,760
  5. Step 5: Solve for x
    x = 14,034,964,347,498,760/145,152,446.90
  6. Step 6: Final answer
    x = 96,691,200.51

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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.