Home / 127,090,376.53-175,375,094.54-71,325,026.84

Finding the Fourth Proportional to 127,090,376.53, 175,375,094.54 and 71,325,026.84

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Solution

The fourth proportional to 127,090,376.53, 175,375,094.54 and 71,325,026.84 is: 98,423,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,090,376.53 : 175,375,094.54 = 71,325,026.84 : x
  2. Step 2: Convert to fraction form
    127,090,376.53/175,375,094.54 = 71,325,026.84/x
  3. Step 3: Cross multiply
    127,090,376.53x = 175,375,094.54 × 71,325,026.84
  4. Step 4: Simplify right side
    127,090,376.53x = 12,508,633,325,133,038
  5. Step 5: Solve for x
    x = 12,508,633,325,133,038/127,090,376.53
  6. Step 6: Final answer
    x = 98,423,135.30

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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.