Home / 122,683,621.20-183,869,134.20-65,203,429.20

Finding the Fourth Proportional to 122,683,621.20, 183,869,134.20 and 65,203,429.20

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Solution

The fourth proportional to 122,683,621.20, 183,869,134.20 and 65,203,429.20 is: 97,722,075.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,683,621.20 : 183,869,134.20 = 65,203,429.20 : x
  2. Step 2: Convert to fraction form
    122,683,621.20/183,869,134.20 = 65,203,429.20/x
  3. Step 3: Cross multiply
    122,683,621.20x = 183,869,134.20 × 65,203,429.20
  4. Step 4: Simplify right side
    122,683,621.20x = 11,988,898,073,874,998
  5. Step 5: Solve for x
    x = 11,988,898,073,874,998/122,683,621.20
  6. Step 6: Final answer
    x = 97,722,075.34

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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.