Home / 158,523,601.10-237,785,401.65-72,430,159.10

Finding the Fourth Proportional to 158,523,601.10, 237,785,401.65 and 72,430,159.10

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Solution

The fourth proportional to 158,523,601.10, 237,785,401.65 and 72,430,159.10 is: 108,645,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,523,601.10 : 237,785,401.65 = 72,430,159.10 : x
  2. Step 2: Convert to fraction form
    158,523,601.10/237,785,401.65 = 72,430,159.10/x
  3. Step 3: Cross multiply
    158,523,601.10x = 237,785,401.65 × 72,430,159.10
  4. Step 4: Simplify right side
    158,523,601.10x = 17,222,834,473,166,902
  5. Step 5: Solve for x
    x = 17,222,834,473,166,902/158,523,601.10
  6. Step 6: Final answer
    x = 108,645,238.65

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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.