Home / 141,153,997,233.90-211,793,521,217.70-73,985,279,351.85

Finding the Fourth Proportional to 141,153,997,233.90, 211,793,521,217.70 and 73,985,279,351.85

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Solution

The fourth proportional to 141,153,997,233.90, 211,793,521,217.70 and 73,985,279,351.85 is: 111,010,691,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,153,997,233.90 : 211,793,521,217.70 = 73,985,279,351.85 : x
  2. Step 2: Convert to fraction form
    141,153,997,233.90/211,793,521,217.70 = 73,985,279,351.85/x
  3. Step 3: Cross multiply
    141,153,997,233.90x = 211,793,521,217.70 × 73,985,279,351.85
  4. Step 4: Simplify right side
    141,153,997,233.90x = 15,669,602,832,203,506,515,968
  5. Step 5: Solve for x
    x = 15,669,602,832,203,506,515,968/141,153,997,233.90
  6. Step 6: Final answer
    x = 111,010,691,438.22

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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.