Home / 252,165,370.20-378,248,055.30-88,587,830.40

Finding the Fourth Proportional to 252,165,370.20, 378,248,055.30 and 88,587,830.40

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Solution

The fourth proportional to 252,165,370.20, 378,248,055.30 and 88,587,830.40 is: 132,881,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,165,370.20 : 378,248,055.30 = 88,587,830.40 : x
  2. Step 2: Convert to fraction form
    252,165,370.20/378,248,055.30 = 88,587,830.40/x
  3. Step 3: Cross multiply
    252,165,370.20x = 378,248,055.30 × 88,587,830.40
  4. Step 4: Simplify right side
    252,165,370.20x = 33,508,174,572,046,224
  5. Step 5: Solve for x
    x = 33,508,174,572,046,224/252,165,370.20
  6. Step 6: Final answer
    x = 132,881,745.60

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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.