Home / 115,037,401,660.65-158,737,863,432.06-63,589,011,203.16

Finding the Fourth Proportional to 115,037,401,660.65, 158,737,863,432.06 and 63,589,011,203.16

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Solution

The fourth proportional to 115,037,401,660.65, 158,737,863,432.06 and 63,589,011,203.16 is: 87,745,234,423.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,037,401,660.65 : 158,737,863,432.06 = 63,589,011,203.16 : x
  2. Step 2: Convert to fraction form
    115,037,401,660.65/158,737,863,432.06 = 63,589,011,203.16/x
  3. Step 3: Cross multiply
    115,037,401,660.65x = 158,737,863,432.06 × 63,589,011,203.16
  4. Step 4: Simplify right side
    115,037,401,660.65x = 10,093,983,776,146,945,212,416
  5. Step 5: Solve for x
    x = 10,093,983,776,146,945,212,416/115,037,401,660.65
  6. Step 6: Final answer
    x = 87,745,234,423.18

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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.