Home / 1,090,662,645.20-1,635,993,967.80-847,006,350.80

Finding the Fourth Proportional to 1,090,662,645.20, 1,635,993,967.80 and 847,006,350.80

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Solution

The fourth proportional to 1,090,662,645.20, 1,635,993,967.80 and 847,006,350.80 is: 1,270,509,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,662,645.20 : 1,635,993,967.80 = 847,006,350.80 : x
  2. Step 2: Convert to fraction form
    1,090,662,645.20/1,635,993,967.80 = 847,006,350.80/x
  3. Step 3: Cross multiply
    1,090,662,645.20x = 1,635,993,967.80 × 847,006,350.80
  4. Step 4: Simplify right side
    1,090,662,645.20x = 1,385,697,280,597,090,560
  5. Step 5: Solve for x
    x = 1,385,697,280,597,090,560/1,090,662,645.20
  6. Step 6: Final answer
    x = 1,270,509,526.20

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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.