Home / 124,349,110.20-186,521,915.70-56,191,692.60

Finding the Fourth Proportional to 124,349,110.20, 186,521,915.70 and 56,191,692.60

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Solution

The fourth proportional to 124,349,110.20, 186,521,915.70 and 56,191,692.60 is: 84,286,748.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,349,110.20 : 186,521,915.70 = 56,191,692.60 : x
  2. Step 2: Convert to fraction form
    124,349,110.20/186,521,915.70 = 56,191,692.60/x
  3. Step 3: Cross multiply
    124,349,110.20x = 186,521,915.70 × 56,191,692.60
  4. Step 4: Simplify right side
    124,349,110.20x = 10,480,982,150,177,514
  5. Step 5: Solve for x
    x = 10,480,982,150,177,514/124,349,110.20
  6. Step 6: Final answer
    x = 84,286,748.28

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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.