Home / 363,632,031.28-545,448,051.48-87,283,244.80

Finding the Fourth Proportional to 363,632,031.28, 545,448,051.48 and 87,283,244.80

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Solution

The fourth proportional to 363,632,031.28, 545,448,051.48 and 87,283,244.80 is: 130,924,868.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,632,031.28 : 545,448,051.48 = 87,283,244.80 : x
  2. Step 2: Convert to fraction form
    363,632,031.28/545,448,051.48 = 87,283,244.80/x
  3. Step 3: Cross multiply
    363,632,031.28x = 545,448,051.48 × 87,283,244.80
  4. Step 4: Simplify right side
    363,632,031.28x = 47,608,475,803,011,840
  5. Step 5: Solve for x
    x = 47,608,475,803,011,840/363,632,031.28
  6. Step 6: Final answer
    x = 130,924,868.29

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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.