Home / 158,007,635.20-237,011,452.80-138,875,759.20

Finding the Fourth Proportional to 158,007,635.20, 237,011,452.80 and 138,875,759.20

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Solution

The fourth proportional to 158,007,635.20, 237,011,452.80 and 138,875,759.20 is: 208,313,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,007,635.20 : 237,011,452.80 = 138,875,759.20 : x
  2. Step 2: Convert to fraction form
    158,007,635.20/237,011,452.80 = 138,875,759.20/x
  3. Step 3: Cross multiply
    158,007,635.20x = 237,011,452.80 × 138,875,759.20
  4. Step 4: Simplify right side
    158,007,635.20x = 32,915,145,446,694,964
  5. Step 5: Solve for x
    x = 32,915,145,446,694,964/158,007,635.20
  6. Step 6: Final answer
    x = 208,313,638.80

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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.