Home / 162,149,703.60-243,224,555.40-160,638,049.20

Finding the Fourth Proportional to 162,149,703.60, 243,224,555.40 and 160,638,049.20

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Solution

The fourth proportional to 162,149,703.60, 243,224,555.40 and 160,638,049.20 is: 240,957,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,149,703.60 : 243,224,555.40 = 160,638,049.20 : x
  2. Step 2: Convert to fraction form
    162,149,703.60/243,224,555.40 = 160,638,049.20/x
  3. Step 3: Cross multiply
    162,149,703.60x = 243,224,555.40 × 160,638,049.20
  4. Step 4: Simplify right side
    162,149,703.60x = 39,071,118,096,993,320
  5. Step 5: Solve for x
    x = 39,071,118,096,993,320/162,149,703.60
  6. Step 6: Final answer
    x = 240,957,073.80

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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.