Home / 97,080,207.40-145,431,354.30-53,872,085.80

Finding the Fourth Proportional to 97,080,207.40, 145,431,354.30 and 53,872,085.80

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Solution

The fourth proportional to 97,080,207.40, 145,431,354.30 and 53,872,085.80 is: 80,703,272.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,080,207.40 : 145,431,354.30 = 53,872,085.80 : x
  2. Step 2: Convert to fraction form
    97,080,207.40/145,431,354.30 = 53,872,085.80/x
  3. Step 3: Cross multiply
    97,080,207.40x = 145,431,354.30 × 53,872,085.80
  4. Step 4: Simplify right side
    97,080,207.40x = 7,834,690,396,859,799
  5. Step 5: Solve for x
    x = 7,834,690,396,859,799/97,080,207.40
  6. Step 6: Final answer
    x = 80,703,272.14

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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.