Home / 202,522,897.08-279,482,938.65-109,703,403.81

Finding the Fourth Proportional to 202,522,897.08, 279,482,938.65 and 109,703,403.81

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Solution

The fourth proportional to 202,522,897.08, 279,482,938.65 and 109,703,403.81 is: 151,391,423.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,522,897.08 : 279,482,938.65 = 109,703,403.81 : x
  2. Step 2: Convert to fraction form
    202,522,897.08/279,482,938.65 = 109,703,403.81/x
  3. Step 3: Cross multiply
    202,522,897.08x = 279,482,938.65 × 109,703,403.81
  4. Step 4: Simplify right side
    202,522,897.08x = 30,660,229,676,726,404
  5. Step 5: Solve for x
    x = 30,660,229,676,726,404/202,522,897.08
  6. Step 6: Final answer
    x = 151,391,423.48

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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.