Home / 40,221,329,510.16-55,512,189,019.90-23,315,552,171.28

Finding the Fourth Proportional to 40,221,329,510.16, 55,512,189,019.90 and 23,315,552,171.28

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Solution

The fourth proportional to 40,221,329,510.16, 55,512,189,019.90 and 23,315,552,171.28 is: 32,179,377,335.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,221,329,510.16 : 55,512,189,019.90 = 23,315,552,171.28 : x
  2. Step 2: Convert to fraction form
    40,221,329,510.16/55,512,189,019.90 = 23,315,552,171.28/x
  3. Step 3: Cross multiply
    40,221,329,510.16x = 55,512,189,019.90 × 23,315,552,171.28
  4. Step 4: Simplify right side
    40,221,329,510.16x = 1,294,297,339,235,435,282,432
  5. Step 5: Solve for x
    x = 1,294,297,339,235,435,282,432/40,221,329,510.16
  6. Step 6: Final answer
    x = 32,179,377,335.31

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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.