Home / 218,206,525.93-301,132,031.60-124,118,259.80

Finding the Fourth Proportional to 218,206,525.93, 301,132,031.60 and 124,118,259.80

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Solution

The fourth proportional to 218,206,525.93, 301,132,031.60 and 124,118,259.80 is: 171,287,194.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,206,525.93 : 301,132,031.60 = 124,118,259.80 : x
  2. Step 2: Convert to fraction form
    218,206,525.93/301,132,031.60 = 124,118,259.80/x
  3. Step 3: Cross multiply
    218,206,525.93x = 301,132,031.60 × 124,118,259.80
  4. Step 4: Simplify right side
    218,206,525.93x = 37,375,983,731,035,248
  5. Step 5: Solve for x
    x = 37,375,983,731,035,248/218,206,525.93
  6. Step 6: Final answer
    x = 171,287,194.88

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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.