Home / 158,706,355.68-237,697,089.24-75,766,449.78

Finding the Fourth Proportional to 158,706,355.68, 237,697,089.24 and 75,766,449.78

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Solution

The fourth proportional to 158,706,355.68, 237,697,089.24 and 75,766,449.78 is: 113,476,643.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,706,355.68 : 237,697,089.24 = 75,766,449.78 : x
  2. Step 2: Convert to fraction form
    158,706,355.68/237,697,089.24 = 75,766,449.78/x
  3. Step 3: Cross multiply
    158,706,355.68x = 237,697,089.24 × 75,766,449.78
  4. Step 4: Simplify right side
    158,706,355.68x = 18,009,464,574,754,640
  5. Step 5: Solve for x
    x = 18,009,464,574,754,640/158,706,355.68
  6. Step 6: Final answer
    x = 113,476,643.69

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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.