Home / 111,270,866.77-166,931,728.13-38,487,586.05

Finding the Fourth Proportional to 111,270,866.77, 166,931,728.13 and 38,487,586.05

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Solution

The fourth proportional to 111,270,866.77, 166,931,728.13 and 38,487,586.05 is: 57,740,174.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,270,866.77 : 166,931,728.13 = 38,487,586.05 : x
  2. Step 2: Convert to fraction form
    111,270,866.77/166,931,728.13 = 38,487,586.05/x
  3. Step 3: Cross multiply
    111,270,866.77x = 166,931,728.13 × 38,487,586.05
  4. Step 4: Simplify right side
    111,270,866.77x = 6,424,799,250,974,799
  5. Step 5: Solve for x
    x = 6,424,799,250,974,799/111,270,866.77
  6. Step 6: Final answer
    x = 57,740,174.38

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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.