Home / 1,189,567,214.29-1,641,647,058.97-713,335,118.29

Finding the Fourth Proportional to 1,189,567,214.29, 1,641,647,058.97 and 713,335,118.29

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Solution

The fourth proportional to 1,189,567,214.29, 1,641,647,058.97 and 713,335,118.29 is: 984,429,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,567,214.29 : 1,641,647,058.97 = 713,335,118.29 : x
  2. Step 2: Convert to fraction form
    1,189,567,214.29/1,641,647,058.97 = 713,335,118.29/x
  3. Step 3: Cross multiply
    1,189,567,214.29x = 1,641,647,058.97 × 713,335,118.29
  4. Step 4: Simplify right side
    1,189,567,214.29x = 1,171,044,499,007,610,368
  5. Step 5: Solve for x
    x = 1,171,044,499,007,610,368/1,189,567,214.29
  6. Step 6: Final answer
    x = 984,429,030.11

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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.