Home / 18,283,652,624.67-25,229,423,218.77-10,253,340,630.51

Finding the Fourth Proportional to 18,283,652,624.67, 25,229,423,218.77 and 10,253,340,630.51

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Solution

The fourth proportional to 18,283,652,624.67, 25,229,423,218.77 and 10,253,340,630.51 is: 14,148,478,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283,652,624.67 : 25,229,423,218.77 = 10,253,340,630.51 : x
  2. Step 2: Convert to fraction form
    18,283,652,624.67/25,229,423,218.77 = 10,253,340,630.51/x
  3. Step 3: Cross multiply
    18,283,652,624.67x = 25,229,423,218.77 × 10,253,340,630.51
  4. Step 4: Simplify right side
    18,283,652,624.67x = 258,685,870,173,346,824,192
  5. Step 5: Solve for x
    x = 258,685,870,173,346,824,192/18,283,652,624.67
  6. Step 6: Final answer
    x = 14,148,478,724.89

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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.