Home / 483,553,865.40-725,473,106.19-156,023,234.16

Finding the Fourth Proportional to 483,553,865.40, 725,473,106.19 and 156,023,234.16

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Solution

The fourth proportional to 483,553,865.40, 725,473,106.19 and 156,023,234.16 is: 234,080,768.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,553,865.40 : 725,473,106.19 = 156,023,234.16 : x
  2. Step 2: Convert to fraction form
    483,553,865.40/725,473,106.19 = 156,023,234.16/x
  3. Step 3: Cross multiply
    483,553,865.40x = 725,473,106.19 × 156,023,234.16
  4. Step 4: Simplify right side
    483,553,865.40x = 113,190,660,323,864,928
  5. Step 5: Solve for x
    x = 113,190,660,323,864,928/483,553,865.40
  6. Step 6: Final answer
    x = 234,080,768.29

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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.