Home / 135,218,519,712.30-202,827,779,568.45-95,546,661,638.70

Finding the Fourth Proportional to 135,218,519,712.30, 202,827,779,568.45 and 95,546,661,638.70

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Solution

The fourth proportional to 135,218,519,712.30, 202,827,779,568.45 and 95,546,661,638.70 is: 143,319,992,458.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,218,519,712.30 : 202,827,779,568.45 = 95,546,661,638.70 : x
  2. Step 2: Convert to fraction form
    135,218,519,712.30/202,827,779,568.45 = 95,546,661,638.70/x
  3. Step 3: Cross multiply
    135,218,519,712.30x = 202,827,779,568.45 × 95,546,661,638.70
  4. Step 4: Simplify right side
    135,218,519,712.30x = 19,379,517,225,355,519,721,472
  5. Step 5: Solve for x
    x = 19,379,517,225,355,519,721,472/135,218,519,712.30
  6. Step 6: Final answer
    x = 143,319,992,458.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.