Home / 1,300,157,082.30-1,950,235,623.45-1,200,671,327.10

Finding the Fourth Proportional to 1,300,157,082.30, 1,950,235,623.45 and 1,200,671,327.10

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Solution

The fourth proportional to 1,300,157,082.30, 1,950,235,623.45 and 1,200,671,327.10 is: 1,801,006,990.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,157,082.30 : 1,950,235,623.45 = 1,200,671,327.10 : x
  2. Step 2: Convert to fraction form
    1,300,157,082.30/1,950,235,623.45 = 1,200,671,327.10/x
  3. Step 3: Cross multiply
    1,300,157,082.30x = 1,950,235,623.45 × 1,200,671,327.10
  4. Step 4: Simplify right side
    1,300,157,082.30x = 2,341,591,994,165,407,232
  5. Step 5: Solve for x
    x = 2,341,591,994,165,407,232/1,300,157,082.30
  6. Step 6: Final answer
    x = 1,801,006,990.65

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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.