Home / 1,173,513,310.60-1,619,095,213.38-703,443,117.28

Finding the Fourth Proportional to 1,173,513,310.60, 1,619,095,213.38 and 703,443,117.28

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Solution

The fourth proportional to 1,173,513,310.60, 1,619,095,213.38 and 703,443,117.28 is: 970,539,808.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,513,310.60 : 1,619,095,213.38 = 703,443,117.28 : x
  2. Step 2: Convert to fraction form
    1,173,513,310.60/1,619,095,213.38 = 703,443,117.28/x
  3. Step 3: Cross multiply
    1,173,513,310.60x = 1,619,095,213.38 × 703,443,117.28
  4. Step 4: Simplify right side
    1,173,513,310.60x = 1,138,941,384,073,154,048
  5. Step 5: Solve for x
    x = 1,138,941,384,073,154,048/1,173,513,310.60
  6. Step 6: Final answer
    x = 970,539,808.78

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.