Home / 112,202,897.40-154,828,202.76-65,150,773.38

Finding the Fourth Proportional to 112,202,897.40, 154,828,202.76 and 65,150,773.38

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Solution

The fourth proportional to 112,202,897.40, 154,828,202.76 and 65,150,773.38 is: 89,901,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,202,897.40 : 154,828,202.76 = 65,150,773.38 : x
  2. Step 2: Convert to fraction form
    112,202,897.40/154,828,202.76 = 65,150,773.38/x
  3. Step 3: Cross multiply
    112,202,897.40x = 154,828,202.76 × 65,150,773.38
  4. Step 4: Simplify right side
    112,202,897.40x = 10,087,177,150,849,450
  5. Step 5: Solve for x
    x = 10,087,177,150,849,450/112,202,897.40
  6. Step 6: Final answer
    x = 89,901,218.10

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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.