Home / 227,559,198.60-314,032,239.93-123,138,390.42

Finding the Fourth Proportional to 227,559,198.60, 314,032,239.93 and 123,138,390.42

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Solution

The fourth proportional to 227,559,198.60, 314,032,239.93 and 123,138,390.42 is: 169,931,274.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,559,198.60 : 314,032,239.93 = 123,138,390.42 : x
  2. Step 2: Convert to fraction form
    227,559,198.60/314,032,239.93 = 123,138,390.42/x
  3. Step 3: Cross multiply
    227,559,198.60x = 314,032,239.93 × 123,138,390.42
  4. Step 4: Simplify right side
    227,559,198.60x = 38,669,424,564,967,456
  5. Step 5: Solve for x
    x = 38,669,424,564,967,456/227,559,198.60
  6. Step 6: Final answer
    x = 169,931,274.16

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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.