Home / 1,183,460,985.80-1,775,191,478.70-493,863,144.20

Finding the Fourth Proportional to 1,183,460,985.80, 1,775,191,478.70 and 493,863,144.20

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Solution

The fourth proportional to 1,183,460,985.80, 1,775,191,478.70 and 493,863,144.20 is: 740,794,716.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,460,985.80 : 1,775,191,478.70 = 493,863,144.20 : x
  2. Step 2: Convert to fraction form
    1,183,460,985.80/1,775,191,478.70 = 493,863,144.20/x
  3. Step 3: Cross multiply
    1,183,460,985.80x = 1,775,191,478.70 × 493,863,144.20
  4. Step 4: Simplify right side
    1,183,460,985.80x = 876,701,645,227,829,376
  5. Step 5: Solve for x
    x = 876,701,645,227,829,376/1,183,460,985.80
  6. Step 6: Final answer
    x = 740,794,716.30

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Half scale
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Double scale
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Similar ratio
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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.