Home / 137,658,035.35-206,411,580.00-54,575,621.84

Finding the Fourth Proportional to 137,658,035.35, 206,411,580.00 and 54,575,621.84

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Solution

The fourth proportional to 137,658,035.35, 206,411,580.00 and 54,575,621.84 is: 81,833,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,658,035.35 : 206,411,580.00 = 54,575,621.84 : x
  2. Step 2: Convert to fraction form
    137,658,035.35/206,411,580.00 = 54,575,621.84/x
  3. Step 3: Cross multiply
    137,658,035.35x = 206,411,580.00 × 54,575,621.84
  4. Step 4: Simplify right side
    137,658,035.35x = 11,265,040,332,240,192
  5. Step 5: Solve for x
    x = 11,265,040,332,240,192/137,658,035.35
  6. Step 6: Final answer
    x = 81,833,510.87

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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.