Home / 83,724,555.68-125,605,787.52-29,139,718.40

Finding the Fourth Proportional to 83,724,555.68, 125,605,787.52 and 29,139,718.40

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Solution

The fourth proportional to 83,724,555.68, 125,605,787.52 and 29,139,718.40 is: 43,716,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,724,555.68 : 125,605,787.52 = 29,139,718.40 : x
  2. Step 2: Convert to fraction form
    83,724,555.68/125,605,787.52 = 29,139,718.40/x
  3. Step 3: Cross multiply
    83,724,555.68x = 125,605,787.52 × 29,139,718.40
  4. Step 4: Simplify right side
    83,724,555.68x = 3,660,117,277,743,034
  5. Step 5: Solve for x
    x = 3,660,117,277,743,034/83,724,555.68
  6. Step 6: Final answer
    x = 43,716,174.40

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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.