Home / 2,587,306,530.40-3,880,959,795.60-747,119,240.80

Finding the Fourth Proportional to 2,587,306,530.40, 3,880,959,795.60 and 747,119,240.80

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Solution

The fourth proportional to 2,587,306,530.40, 3,880,959,795.60 and 747,119,240.80 is: 1,120,678,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,306,530.40 : 3,880,959,795.60 = 747,119,240.80 : x
  2. Step 2: Convert to fraction form
    2,587,306,530.40/3,880,959,795.60 = 747,119,240.80/x
  3. Step 3: Cross multiply
    2,587,306,530.40x = 3,880,959,795.60 × 747,119,240.80
  4. Step 4: Simplify right side
    2,587,306,530.40x = 2,899,539,736,063,994,880
  5. Step 5: Solve for x
    x = 2,899,539,736,063,994,880/2,587,306,530.40
  6. Step 6: Final answer
    x = 1,120,678,861.20

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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.