Home / 141,153,997,234.40-211,793,521,218.45-73,985,279,352.35

Finding the Fourth Proportional to 141,153,997,234.40, 211,793,521,218.45 and 73,985,279,352.35

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Solution

The fourth proportional to 141,153,997,234.40, 211,793,521,218.45 and 73,985,279,352.35 is: 111,010,691,438.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,153,997,234.40 : 211,793,521,218.45 = 73,985,279,352.35 : x
  2. Step 2: Convert to fraction form
    141,153,997,234.40/211,793,521,218.45 = 73,985,279,352.35/x
  3. Step 3: Cross multiply
    141,153,997,234.40x = 211,793,521,218.45 × 73,985,279,352.35
  4. Step 4: Simplify right side
    141,153,997,234.40x = 15,669,602,832,364,892,848,128
  5. Step 5: Solve for x
    x = 15,669,602,832,364,892,848,128/141,153,997,234.40
  6. Step 6: Final answer
    x = 111,010,691,438.97

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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.