Home / 129,032,006.60-193,548,009.90-48,236,256.20

Finding the Fourth Proportional to 129,032,006.60, 193,548,009.90 and 48,236,256.20

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Solution

The fourth proportional to 129,032,006.60, 193,548,009.90 and 48,236,256.20 is: 72,354,384.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,032,006.60 : 193,548,009.90 = 48,236,256.20 : x
  2. Step 2: Convert to fraction form
    129,032,006.60/193,548,009.90 = 48,236,256.20/x
  3. Step 3: Cross multiply
    129,032,006.60x = 193,548,009.90 × 48,236,256.20
  4. Step 4: Simplify right side
    129,032,006.60x = 9,336,031,392,536,538
  5. Step 5: Solve for x
    x = 9,336,031,392,536,538/129,032,006.60
  6. Step 6: Final answer
    x = 72,354,384.30

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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.