Home / 156,915,098.35-235,372,647.53-49,209,549.55

Finding the Fourth Proportional to 156,915,098.35, 235,372,647.53 and 49,209,549.55

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Solution

The fourth proportional to 156,915,098.35, 235,372,647.53 and 49,209,549.55 is: 73,814,324.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,915,098.35 : 235,372,647.53 = 49,209,549.55 : x
  2. Step 2: Convert to fraction form
    156,915,098.35/235,372,647.53 = 49,209,549.55/x
  3. Step 3: Cross multiply
    156,915,098.35x = 235,372,647.53 × 49,209,549.55
  4. Step 4: Simplify right side
    156,915,098.35x = 11,582,581,961,342,220
  5. Step 5: Solve for x
    x = 11,582,581,961,342,220/156,915,098.35
  6. Step 6: Final answer
    x = 73,814,324.33

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Double scale
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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.