Home / 86,693,503.80-119,632,438.98-49,516,483.44

Finding the Fourth Proportional to 86,693,503.80, 119,632,438.98 and 49,516,483.44

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Solution

The fourth proportional to 86,693,503.80, 119,632,438.98 and 49,516,483.44 is: 68,330,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,693,503.80 : 119,632,438.98 = 49,516,483.44 : x
  2. Step 2: Convert to fraction form
    86,693,503.80/119,632,438.98 = 49,516,483.44/x
  3. Step 3: Cross multiply
    86,693,503.80x = 119,632,438.98 × 49,516,483.44
  4. Step 4: Simplify right side
    86,693,503.80x = 5,923,777,683,639,980
  5. Step 5: Solve for x
    x = 5,923,777,683,639,980/86,693,503.80
  6. Step 6: Final answer
    x = 68,330,121.91

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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.