Home / 238,812,989.92-358,218,282.48-93,261,331.84

Finding the Fourth Proportional to 238,812,989.92, 358,218,282.48 and 93,261,331.84

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Solution

The fourth proportional to 238,812,989.92, 358,218,282.48 and 93,261,331.84 is: 139,891,528.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,812,989.92 : 358,218,282.48 = 93,261,331.84 : x
  2. Step 2: Convert to fraction form
    238,812,989.92/358,218,282.48 = 93,261,331.84/x
  3. Step 3: Cross multiply
    238,812,989.92x = 358,218,282.48 × 93,261,331.84
  4. Step 4: Simplify right side
    238,812,989.92x = 33,407,914,113,522,140
  5. Step 5: Solve for x
    x = 33,407,914,113,522,140/238,812,989.92
  6. Step 6: Final answer
    x = 139,891,528.20

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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.