Home / 191,122,842.96-286,685,288.28-47,515,674.96

Finding the Fourth Proportional to 191,122,842.96, 286,685,288.28 and 47,515,674.96

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Solution

The fourth proportional to 191,122,842.96, 286,685,288.28 and 47,515,674.96 is: 71,273,766.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,122,842.96 : 286,685,288.28 = 47,515,674.96 : x
  2. Step 2: Convert to fraction form
    191,122,842.96/286,685,288.28 = 47,515,674.96/x
  3. Step 3: Cross multiply
    191,122,842.96x = 286,685,288.28 × 47,515,674.96
  4. Step 4: Simplify right side
    191,122,842.96x = 13,622,044,973,726,376
  5. Step 5: Solve for x
    x = 13,622,044,973,726,376/191,122,842.96
  6. Step 6: Final answer
    x = 71,273,766.98

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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.