Home / 157,520,211.60-236,280,317.40-135,979,136.40

Finding the Fourth Proportional to 157,520,211.60, 236,280,317.40 and 135,979,136.40

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Solution

The fourth proportional to 157,520,211.60, 236,280,317.40 and 135,979,136.40 is: 203,968,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,520,211.60 : 236,280,317.40 = 135,979,136.40 : x
  2. Step 2: Convert to fraction form
    157,520,211.60/236,280,317.40 = 135,979,136.40/x
  3. Step 3: Cross multiply
    157,520,211.60x = 236,280,317.40 × 135,979,136.40
  4. Step 4: Simplify right side
    157,520,211.60x = 32,129,193,508,369,896
  5. Step 5: Solve for x
    x = 32,129,193,508,369,896/157,520,211.60
  6. Step 6: Final answer
    x = 203,968,704.60

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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.