Home / 1,366,034,673.97-1,885,128,458.70-739,503,081.64

Finding the Fourth Proportional to 1,366,034,673.97, 1,885,128,458.70 and 739,503,081.64

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Solution

The fourth proportional to 1,366,034,673.97, 1,885,128,458.70 and 739,503,081.64 is: 1,020,514,582.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,034,673.97 : 1,885,128,458.70 = 739,503,081.64 : x
  2. Step 2: Convert to fraction form
    1,366,034,673.97/1,885,128,458.70 = 739,503,081.64/x
  3. Step 3: Cross multiply
    1,366,034,673.97x = 1,885,128,458.70 × 739,503,081.64
  4. Step 4: Simplify right side
    1,366,034,673.97x = 1,394,058,304,495,913,472
  5. Step 5: Solve for x
    x = 1,394,058,304,495,913,472/1,366,034,673.97
  6. Step 6: Final answer
    x = 1,020,514,582.14

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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.