Home / 1,457,026,335.38-2,010,702,359.86-787,971,366.14

Finding the Fourth Proportional to 1,457,026,335.38, 2,010,702,359.86 and 787,971,366.14

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Solution

The fourth proportional to 1,457,026,335.38, 2,010,702,359.86 and 787,971,366.14 is: 1,087,403,739.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,026,335.38 : 2,010,702,359.86 = 787,971,366.14 : x
  2. Step 2: Convert to fraction form
    1,457,026,335.38/2,010,702,359.86 = 787,971,366.14/x
  3. Step 3: Cross multiply
    1,457,026,335.38x = 2,010,702,359.86 × 787,971,366.14
  4. Step 4: Simplify right side
    1,457,026,335.38x = 1,584,375,885,396,328,192
  5. Step 5: Solve for x
    x = 1,584,375,885,396,328,192/1,457,026,335.38
  6. Step 6: Final answer
    x = 1,087,403,739.33

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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.