Home / 124,388,675.55-171,655,200.68-68,634,600.03

Finding the Fourth Proportional to 124,388,675.55, 171,655,200.68 and 68,634,600.03

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Solution

The fourth proportional to 124,388,675.55, 171,655,200.68 and 68,634,600.03 is: 94,715,101.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,388,675.55 : 171,655,200.68 = 68,634,600.03 : x
  2. Step 2: Convert to fraction form
    124,388,675.55/171,655,200.68 = 68,634,600.03/x
  3. Step 3: Cross multiply
    124,388,675.55x = 171,655,200.68 × 68,634,600.03
  4. Step 4: Simplify right side
    124,388,675.55x = 11,781,486,041,398,012
  5. Step 5: Solve for x
    x = 11,781,486,041,398,012/124,388,675.55
  6. Step 6: Final answer
    x = 94,715,101.59

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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.