Home / 113,780,681.42-170,671,105.08-27,519,171.23

Finding the Fourth Proportional to 113,780,681.42, 170,671,105.08 and 27,519,171.23

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Solution

The fourth proportional to 113,780,681.42, 170,671,105.08 and 27,519,171.23 is: 41,278,776.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,780,681.42 : 170,671,105.08 = 27,519,171.23 : x
  2. Step 2: Convert to fraction form
    113,780,681.42/170,671,105.08 = 27,519,171.23/x
  3. Step 3: Cross multiply
    113,780,681.42x = 170,671,105.08 × 27,519,171.23
  4. Step 4: Simplify right side
    113,780,681.42x = 4,696,727,365,136,521
  5. Step 5: Solve for x
    x = 4,696,727,365,136,521/113,780,681.42
  6. Step 6: Final answer
    x = 41,278,776.91

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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.