Home / 124,368,071.12-186,576,017.94-47,685,119.21

Finding the Fourth Proportional to 124,368,071.12, 186,576,017.94 and 47,685,119.21

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Solution

The fourth proportional to 124,368,071.12, 186,576,017.94 and 47,685,119.21 is: 71,536,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,368,071.12 : 186,576,017.94 = 47,685,119.21 : x
  2. Step 2: Convert to fraction form
    124,368,071.12/186,576,017.94 = 47,685,119.21/x
  3. Step 3: Cross multiply
    124,368,071.12x = 186,576,017.94 × 47,685,119.21
  4. Step 4: Simplify right side
    124,368,071.12x = 8,896,899,656,263,118
  5. Step 5: Solve for x
    x = 8,896,899,656,263,118/124,368,071.12
  6. Step 6: Final answer
    x = 71,536,846.85

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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.