Home / 118,253,393.76-176,287,006.08-116,389,807.20

Finding the Fourth Proportional to 118,253,393.76, 176,287,006.08 and 116,389,807.20

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Solution

The fourth proportional to 118,253,393.76, 176,287,006.08 and 116,389,807.20 is: 173,508,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,253,393.76 : 176,287,006.08 = 116,389,807.20 : x
  2. Step 2: Convert to fraction form
    118,253,393.76/176,287,006.08 = 116,389,807.20/x
  3. Step 3: Cross multiply
    118,253,393.76x = 176,287,006.08 × 116,389,807.20
  4. Step 4: Simplify right side
    118,253,393.76x = 20,518,010,649,516,428
  5. Step 5: Solve for x
    x = 20,518,010,649,516,428/118,253,393.76
  6. Step 6: Final answer
    x = 173,508,852.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.