Home / 273,026,091.20-409,539,136.80-100,626,630.80

Finding the Fourth Proportional to 273,026,091.20, 409,539,136.80 and 100,626,630.80

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Solution

The fourth proportional to 273,026,091.20, 409,539,136.80 and 100,626,630.80 is: 150,939,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,026,091.20 : 409,539,136.80 = 100,626,630.80 : x
  2. Step 2: Convert to fraction form
    273,026,091.20/409,539,136.80 = 100,626,630.80/x
  3. Step 3: Cross multiply
    273,026,091.20x = 409,539,136.80 × 100,626,630.80
  4. Step 4: Simplify right side
    273,026,091.20x = 41,210,543,516,924,296
  5. Step 5: Solve for x
    x = 41,210,543,516,924,296/273,026,091.20
  6. Step 6: Final answer
    x = 150,939,946.20

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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.