Home / 230,885,661.54-318,618,274.78-125,038,217.10

Finding the Fourth Proportional to 230,885,661.54, 318,618,274.78 and 125,038,217.10

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Solution

The fourth proportional to 230,885,661.54, 318,618,274.78 and 125,038,217.10 is: 172,550,606.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,885,661.54 : 318,618,274.78 = 125,038,217.10 : x
  2. Step 2: Convert to fraction form
    230,885,661.54/318,618,274.78 = 125,038,217.10/x
  3. Step 3: Cross multiply
    230,885,661.54x = 318,618,274.78 × 125,038,217.10
  4. Step 4: Simplify right side
    230,885,661.54x = 39,839,461,012,376,000
  5. Step 5: Solve for x
    x = 39,839,461,012,376,000/230,885,661.54
  6. Step 6: Final answer
    x = 172,550,606.86

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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.