Home / 2,912,265,645.70-4,368,398,468.55-1,071,637,456.90

Finding the Fourth Proportional to 2,912,265,645.70, 4,368,398,468.55 and 1,071,637,456.90

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Solution

The fourth proportional to 2,912,265,645.70, 4,368,398,468.55 and 1,071,637,456.90 is: 1,607,456,185.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,265,645.70 : 4,368,398,468.55 = 1,071,637,456.90 : x
  2. Step 2: Convert to fraction form
    2,912,265,645.70/4,368,398,468.55 = 1,071,637,456.90/x
  3. Step 3: Cross multiply
    2,912,265,645.70x = 4,368,398,468.55 × 1,071,637,456.90
  4. Step 4: Simplify right side
    2,912,265,645.70x = 4,681,339,425,562,776,576
  5. Step 5: Solve for x
    x = 4,681,339,425,562,776,576/2,912,265,645.70
  6. Step 6: Final answer
    x = 1,607,456,185.35

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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.