Home / 83,776,541.70-125,664,812.55-57,948,509.10

Finding the Fourth Proportional to 83,776,541.70, 125,664,812.55 and 57,948,509.10

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Solution

The fourth proportional to 83,776,541.70, 125,664,812.55 and 57,948,509.10 is: 86,922,763.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,776,541.70 : 125,664,812.55 = 57,948,509.10 : x
  2. Step 2: Convert to fraction form
    83,776,541.70/125,664,812.55 = 57,948,509.10/x
  3. Step 3: Cross multiply
    83,776,541.70x = 125,664,812.55 × 57,948,509.10
  4. Step 4: Simplify right side
    83,776,541.70x = 7,282,088,533,603,469
  5. Step 5: Solve for x
    x = 7,282,088,533,603,469/83,776,541.70
  6. Step 6: Final answer
    x = 86,922,763.65

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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.