Home / 162,897,721.28-224,735,247.36-93,245,879.36

Finding the Fourth Proportional to 162,897,721.28, 224,735,247.36 and 93,245,879.36

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Solution

The fourth proportional to 162,897,721.28, 224,735,247.36 and 93,245,879.36 is: 128,642,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,897,721.28 : 224,735,247.36 = 93,245,879.36 : x
  2. Step 2: Convert to fraction form
    162,897,721.28/224,735,247.36 = 93,245,879.36/x
  3. Step 3: Cross multiply
    162,897,721.28x = 224,735,247.36 × 93,245,879.36
  4. Step 4: Simplify right side
    162,897,721.28x = 20,955,635,763,270,320
  5. Step 5: Solve for x
    x = 20,955,635,763,270,320/162,897,721.28
  6. Step 6: Final answer
    x = 128,642,903.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.