Home / 1,090,110,531.70-1,635,165,797.55-537,677,612.20

Finding the Fourth Proportional to 1,090,110,531.70, 1,635,165,797.55 and 537,677,612.20

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Solution

The fourth proportional to 1,090,110,531.70, 1,635,165,797.55 and 537,677,612.20 is: 806,516,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,110,531.70 : 1,635,165,797.55 = 537,677,612.20 : x
  2. Step 2: Convert to fraction form
    1,090,110,531.70/1,635,165,797.55 = 537,677,612.20/x
  3. Step 3: Cross multiply
    1,090,110,531.70x = 1,635,165,797.55 × 537,677,612.20
  4. Step 4: Simplify right side
    1,090,110,531.70x = 879,192,041,577,792,640
  5. Step 5: Solve for x
    x = 879,192,041,577,792,640/1,090,110,531.70
  6. Step 6: Final answer
    x = 806,516,418.30

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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.