Home / 1,660,690,432.80-2,491,035,649.20-1,049,160,909.60

Finding the Fourth Proportional to 1,660,690,432.80, 2,491,035,649.20 and 1,049,160,909.60

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Solution

The fourth proportional to 1,660,690,432.80, 2,491,035,649.20 and 1,049,160,909.60 is: 1,573,741,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,690,432.80 : 2,491,035,649.20 = 1,049,160,909.60 : x
  2. Step 2: Convert to fraction form
    1,660,690,432.80/2,491,035,649.20 = 1,049,160,909.60/x
  3. Step 3: Cross multiply
    1,660,690,432.80x = 2,491,035,649.20 × 1,049,160,909.60
  4. Step 4: Simplify right side
    1,660,690,432.80x = 2,613,497,227,560,698,368
  5. Step 5: Solve for x
    x = 2,613,497,227,560,698,368/1,660,690,432.80
  6. Step 6: Final answer
    x = 1,573,741,364.40

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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.