Home / 127,698,113.91-176,223,396.15-68,960,773.84

Finding the Fourth Proportional to 127,698,113.91, 176,223,396.15 and 68,960,773.84

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Solution

The fourth proportional to 127,698,113.91, 176,223,396.15 and 68,960,773.84 is: 95,165,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,698,113.91 : 176,223,396.15 = 68,960,773.84 : x
  2. Step 2: Convert to fraction form
    127,698,113.91/176,223,396.15 = 68,960,773.84/x
  3. Step 3: Cross multiply
    127,698,113.91x = 176,223,396.15 × 68,960,773.84
  4. Step 4: Simplify right side
    127,698,113.91x = 12,152,501,766,732,856
  5. Step 5: Solve for x
    x = 12,152,501,766,732,856/127,698,113.91
  6. Step 6: Final answer
    x = 95,165,867.33

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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.