Home / 247,432,051.41-341,450,275.23-137,423,851.89

Finding the Fourth Proportional to 247,432,051.41, 341,450,275.23 and 137,423,851.89

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Solution

The fourth proportional to 247,432,051.41, 341,450,275.23 and 137,423,851.89 is: 189,641,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,432,051.41 : 341,450,275.23 = 137,423,851.89 : x
  2. Step 2: Convert to fraction form
    247,432,051.41/341,450,275.23 = 137,423,851.89/x
  3. Step 3: Cross multiply
    247,432,051.41x = 341,450,275.23 × 137,423,851.89
  4. Step 4: Simplify right side
    247,432,051.41x = 46,923,412,051,007,256
  5. Step 5: Solve for x
    x = 46,923,412,051,007,256/247,432,051.41
  6. Step 6: Final answer
    x = 189,641,607.80

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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.