Home / 143,827,125.69-215,894,215.80-61,986,392.67

Finding the Fourth Proportional to 143,827,125.69, 215,894,215.80 and 61,986,392.67

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Solution

The fourth proportional to 143,827,125.69, 215,894,215.80 and 61,986,392.67 is: 93,045,755.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,827,125.69 : 215,894,215.80 = 61,986,392.67 : x
  2. Step 2: Convert to fraction form
    143,827,125.69/215,894,215.80 = 61,986,392.67/x
  3. Step 3: Cross multiply
    143,827,125.69x = 215,894,215.80 × 61,986,392.67
  4. Step 4: Simplify right side
    143,827,125.69x = 13,382,503,635,760,520
  5. Step 5: Solve for x
    x = 13,382,503,635,760,520/143,827,125.69
  6. Step 6: Final answer
    x = 93,045,755.95

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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.