Home / 89,006,941.30-133,534,031.55-31,493,215.30

Finding the Fourth Proportional to 89,006,941.30, 133,534,031.55 and 31,493,215.30

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Solution

The fourth proportional to 89,006,941.30, 133,534,031.55 and 31,493,215.30 is: 47,248,180.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,006,941.30 : 133,534,031.55 = 31,493,215.30 : x
  2. Step 2: Convert to fraction form
    89,006,941.30/133,534,031.55 = 31,493,215.30/x
  3. Step 3: Cross multiply
    89,006,941.30x = 133,534,031.55 × 31,493,215.30
  4. Step 4: Simplify right side
    89,006,941.30x = 4,205,416,005,481,142.50
  5. Step 5: Solve for x
    x = 4,205,416,005,481,142.50/89,006,941.30
  6. Step 6: Final answer
    x = 47,248,180.24

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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.