Home / 156,630,139.40-234,945,209.10-95,408,136.20

Finding the Fourth Proportional to 156,630,139.40, 234,945,209.10 and 95,408,136.20

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Solution

The fourth proportional to 156,630,139.40, 234,945,209.10 and 95,408,136.20 is: 143,112,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,630,139.40 : 234,945,209.10 = 95,408,136.20 : x
  2. Step 2: Convert to fraction form
    156,630,139.40/234,945,209.10 = 95,408,136.20/x
  3. Step 3: Cross multiply
    156,630,139.40x = 234,945,209.10 × 95,408,136.20
  4. Step 4: Simplify right side
    156,630,139.40x = 22,415,684,509,350,280
  5. Step 5: Solve for x
    x = 22,415,684,509,350,280/156,630,139.40
  6. Step 6: Final answer
    x = 143,112,204.30

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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.