Home / 146,520,712.80-219,781,069.20-37,345,672.80

Finding the Fourth Proportional to 146,520,712.80, 219,781,069.20 and 37,345,672.80

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Solution

The fourth proportional to 146,520,712.80, 219,781,069.20 and 37,345,672.80 is: 56,018,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,520,712.80 : 219,781,069.20 = 37,345,672.80 : x
  2. Step 2: Convert to fraction form
    146,520,712.80/219,781,069.20 = 37,345,672.80/x
  3. Step 3: Cross multiply
    146,520,712.80x = 219,781,069.20 × 37,345,672.80
  4. Step 4: Simplify right side
    146,520,712.80x = 8,207,871,897,977,357
  5. Step 5: Solve for x
    x = 8,207,871,897,977,357/146,520,712.80
  6. Step 6: Final answer
    x = 56,018,509.20

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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.