Home / 483,553,875.15-725,473,120.83-156,023,243.91

Finding the Fourth Proportional to 483,553,875.15, 725,473,120.83 and 156,023,243.91

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Solution

The fourth proportional to 483,553,875.15, 725,473,120.83 and 156,023,243.91 is: 234,080,782.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,553,875.15 : 725,473,120.83 = 156,023,243.91 : x
  2. Step 2: Convert to fraction form
    483,553,875.15/725,473,120.83 = 156,023,243.91/x
  3. Step 3: Cross multiply
    483,553,875.15x = 725,473,120.83 × 156,023,243.91
  4. Step 4: Simplify right side
    483,553,875.15x = 113,190,669,681,408,000
  5. Step 5: Solve for x
    x = 113,190,669,681,408,000/483,553,875.15
  6. Step 6: Final answer
    x = 234,080,782.92

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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.