Home / 115,037,401,661.65-158,737,863,433.44-63,589,011,204.16

Finding the Fourth Proportional to 115,037,401,661.65, 158,737,863,433.44 and 63,589,011,204.16

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Solution

The fourth proportional to 115,037,401,661.65, 158,737,863,433.44 and 63,589,011,204.16 is: 87,745,234,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,037,401,661.65 : 158,737,863,433.44 = 63,589,011,204.16 : x
  2. Step 2: Convert to fraction form
    115,037,401,661.65/158,737,863,433.44 = 63,589,011,204.16/x
  3. Step 3: Cross multiply
    115,037,401,661.65x = 158,737,863,433.44 × 63,589,011,204.16
  4. Step 4: Simplify right side
    115,037,401,661.65x = 10,093,983,776,393,436,069,888
  5. Step 5: Solve for x
    x = 10,093,983,776,393,436,069,888/115,037,401,661.65
  6. Step 6: Final answer
    x = 87,745,234,424.56

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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.