Home / 141,526,144.81-195,273,767.01-79,623,897.13

Finding the Fourth Proportional to 141,526,144.81, 195,273,767.01 and 79,623,897.13

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Solution

The fourth proportional to 141,526,144.81, 195,273,767.01 and 79,623,897.13 is: 109,862,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,526,144.81 : 195,273,767.01 = 79,623,897.13 : x
  2. Step 2: Convert to fraction form
    141,526,144.81/195,273,767.01 = 79,623,897.13/x
  3. Step 3: Cross multiply
    141,526,144.81x = 195,273,767.01 × 79,623,897.13
  4. Step 4: Simplify right side
    141,526,144.81x = 15,548,458,336,591,826
  5. Step 5: Solve for x
    x = 15,548,458,336,591,826/141,526,144.81
  6. Step 6: Final answer
    x = 109,862,798.55

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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.