Home / 19,169,900,309.40-28,754,850,464.10-15,904,726,805.40

Finding the Fourth Proportional to 19,169,900,309.40, 28,754,850,464.10 and 15,904,726,805.40

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Solution

The fourth proportional to 19,169,900,309.40, 28,754,850,464.10 and 15,904,726,805.40 is: 23,857,090,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,169,900,309.40 : 28,754,850,464.10 = 15,904,726,805.40 : x
  2. Step 2: Convert to fraction form
    19,169,900,309.40/28,754,850,464.10 = 15,904,726,805.40/x
  3. Step 3: Cross multiply
    19,169,900,309.40x = 28,754,850,464.10 × 15,904,726,805.40
  4. Step 4: Simplify right side
    19,169,900,309.40x = 457,338,040,961,639,841,792
  5. Step 5: Solve for x
    x = 457,338,040,961,639,841,792/19,169,900,309.40
  6. Step 6: Final answer
    x = 23,857,090,208.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.