Home / 83,835,350.40-125,501,083.20-49,739,145.60

Finding the Fourth Proportional to 83,835,350.40, 125,501,083.20 and 49,739,145.60

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Solution

The fourth proportional to 83,835,350.40, 125,501,083.20 and 49,739,145.60 is: 74,459,242.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,835,350.40 : 125,501,083.20 = 49,739,145.60 : x
  2. Step 2: Convert to fraction form
    83,835,350.40/125,501,083.20 = 49,739,145.60/x
  3. Step 3: Cross multiply
    83,835,350.40x = 125,501,083.20 × 49,739,145.60
  4. Step 4: Simplify right side
    83,835,350.40x = 6,242,316,650,242,514
  5. Step 5: Solve for x
    x = 6,242,316,650,242,514/83,835,350.40
  6. Step 6: Final answer
    x = 74,459,242.08

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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.