Home / 228,656,007.92-342,810,451.56-117,872,298.20

Finding the Fourth Proportional to 228,656,007.92, 342,810,451.56 and 117,872,298.20

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Solution

The fourth proportional to 228,656,007.92, 342,810,451.56 and 117,872,298.20 is: 176,718,976.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,656,007.92 : 342,810,451.56 = 117,872,298.20 : x
  2. Step 2: Convert to fraction form
    228,656,007.92/342,810,451.56 = 117,872,298.20/x
  3. Step 3: Cross multiply
    228,656,007.92x = 342,810,451.56 × 117,872,298.20
  4. Step 4: Simplify right side
    228,656,007.92x = 40,407,855,772,356,976
  5. Step 5: Solve for x
    x = 40,407,855,772,356,976/228,656,007.92
  6. Step 6: Final answer
    x = 176,718,976.86

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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.