Home / 790,080,106.24-1,090,310,167.38-472,540,346.68

Finding the Fourth Proportional to 790,080,106.24, 1,090,310,167.38 and 472,540,346.68

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Solution

The fourth proportional to 790,080,106.24, 1,090,310,167.38 and 472,540,346.68 is: 652,105,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,080,106.24 : 1,090,310,167.38 = 472,540,346.68 : x
  2. Step 2: Convert to fraction form
    790,080,106.24/1,090,310,167.38 = 472,540,346.68/x
  3. Step 3: Cross multiply
    790,080,106.24x = 1,090,310,167.38 × 472,540,346.68
  4. Step 4: Simplify right side
    790,080,106.24x = 515,215,544,482,474,112
  5. Step 5: Solve for x
    x = 515,215,544,482,474,112/790,080,106.24
  6. Step 6: Final answer
    x = 652,105,451.60

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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.