Home / 230,885,718.54-318,618,353.43-125,038,274.07

Finding the Fourth Proportional to 230,885,718.54, 318,618,353.43 and 125,038,274.07

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Solution

The fourth proportional to 230,885,718.54, 318,618,353.43 and 125,038,274.07 is: 172,550,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,885,718.54 : 318,618,353.43 = 125,038,274.07 : x
  2. Step 2: Convert to fraction form
    230,885,718.54/318,618,353.43 = 125,038,274.07/x
  3. Step 3: Cross multiply
    230,885,718.54x = 318,618,353.43 × 125,038,274.07
  4. Step 4: Simplify right side
    230,885,718.54x = 39,839,488,998,717,648
  5. Step 5: Solve for x
    x = 39,839,488,998,717,648/230,885,718.54
  6. Step 6: Final answer
    x = 172,550,685.47

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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.