Home / 1,237,609,753.30-1,856,599,196.96-408,650,957.29

Finding the Fourth Proportional to 1,237,609,753.30, 1,856,599,196.96 and 408,650,957.29

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Solution

The fourth proportional to 1,237,609,753.30, 1,856,599,196.96 and 408,650,957.29 is: 613,037,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,609,753.30 : 1,856,599,196.96 = 408,650,957.29 : x
  2. Step 2: Convert to fraction form
    1,237,609,753.30/1,856,599,196.96 = 408,650,957.29/x
  3. Step 3: Cross multiply
    1,237,609,753.30x = 1,856,599,196.96 × 408,650,957.29
  4. Step 4: Simplify right side
    1,237,609,753.30x = 758,701,039,141,549,312
  5. Step 5: Solve for x
    x = 758,701,039,141,549,312/1,237,609,753.30
  6. Step 6: Final answer
    x = 613,037,378.80

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1.5x scale

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.