Home / 152,506,396.53-210,560,178.30-117,161,252.12

Finding the Fourth Proportional to 152,506,396.53, 210,560,178.30 and 117,161,252.12

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Solution

The fourth proportional to 152,506,396.53, 210,560,178.30 and 117,161,252.12 is: 161,760,389.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,506,396.53 : 210,560,178.30 = 117,161,252.12 : x
  2. Step 2: Convert to fraction form
    152,506,396.53/210,560,178.30 = 117,161,252.12/x
  3. Step 3: Cross multiply
    152,506,396.53x = 210,560,178.30 × 117,161,252.12
  4. Step 4: Simplify right side
    152,506,396.53x = 24,669,494,136,238,456
  5. Step 5: Solve for x
    x = 24,669,494,136,238,456/152,506,396.53
  6. Step 6: Final answer
    x = 161,760,389.71

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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.