Home / 314,928,683.70-472,393,025.55-159,960,488.10

Finding the Fourth Proportional to 314,928,683.70, 472,393,025.55 and 159,960,488.10

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Solution

The fourth proportional to 314,928,683.70, 472,393,025.55 and 159,960,488.10 is: 239,940,732.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,683.70 : 472,393,025.55 = 159,960,488.10 : x
  2. Step 2: Convert to fraction form
    314,928,683.70/472,393,025.55 = 159,960,488.10/x
  3. Step 3: Cross multiply
    314,928,683.70x = 472,393,025.55 × 159,960,488.10
  4. Step 4: Simplify right side
    314,928,683.70x = 75,564,218,942,013,776
  5. Step 5: Solve for x
    x = 75,564,218,942,013,776/314,928,683.70
  6. Step 6: Final answer
    x = 239,940,732.15

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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.