Home / 158,231,615.40-237,347,423.10-97,009,612.20

Finding the Fourth Proportional to 158,231,615.40, 237,347,423.10 and 97,009,612.20

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Solution

The fourth proportional to 158,231,615.40, 237,347,423.10 and 97,009,612.20 is: 145,514,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,231,615.40 : 237,347,423.10 = 97,009,612.20 : x
  2. Step 2: Convert to fraction form
    158,231,615.40/237,347,423.10 = 97,009,612.20/x
  3. Step 3: Cross multiply
    158,231,615.40x = 237,347,423.10 × 97,009,612.20
  4. Step 4: Simplify right side
    158,231,615.40x = 23,024,981,471,600,320
  5. Step 5: Solve for x
    x = 23,024,981,471,600,320/158,231,615.40
  6. Step 6: Final answer
    x = 145,514,418.30

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1.5x scale

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.