Home / 107,834,543.20-161,751,814.80-97,085,000.80

Finding the Fourth Proportional to 107,834,543.20, 161,751,814.80 and 97,085,000.80

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Solution

The fourth proportional to 107,834,543.20, 161,751,814.80 and 97,085,000.80 is: 145,627,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,834,543.20 : 161,751,814.80 = 97,085,000.80 : x
  2. Step 2: Convert to fraction form
    107,834,543.20/161,751,814.80 = 97,085,000.80/x
  3. Step 3: Cross multiply
    107,834,543.20x = 161,751,814.80 × 97,085,000.80
  4. Step 4: Simplify right side
    107,834,543.20x = 15,703,675,069,259,452
  5. Step 5: Solve for x
    x = 15,703,675,069,259,452/107,834,543.20
  6. Step 6: Final answer
    x = 145,627,501.20

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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.