Home / 127,090,376.10-175,375,093.93-71,325,026.40

Finding the Fourth Proportional to 127,090,376.10, 175,375,093.93 and 71,325,026.40

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Solution

The fourth proportional to 127,090,376.10, 175,375,093.93 and 71,325,026.40 is: 98,423,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,090,376.10 : 175,375,093.93 = 71,325,026.40 : x
  2. Step 2: Convert to fraction form
    127,090,376.10/175,375,093.93 = 71,325,026.40/x
  3. Step 3: Cross multiply
    127,090,376.10x = 175,375,093.93 × 71,325,026.40
  4. Step 4: Simplify right side
    127,090,376.10x = 12,508,633,205,339,922
  5. Step 5: Solve for x
    x = 12,508,633,205,339,922/127,090,376.10
  6. Step 6: Final answer
    x = 98,423,134.70

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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.