Home / 109,636,793,129.82-151,348,349,781.27-69,051,350,776.86

Finding the Fourth Proportional to 109,636,793,129.82, 151,348,349,781.27 and 69,051,350,776.86

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Solution

The fourth proportional to 109,636,793,129.82, 151,348,349,781.27 and 69,051,350,776.86 is: 95,322,087,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,636,793,129.82 : 151,348,349,781.27 = 69,051,350,776.86 : x
  2. Step 2: Convert to fraction form
    109,636,793,129.82/151,348,349,781.27 = 69,051,350,776.86/x
  3. Step 3: Cross multiply
    109,636,793,129.82x = 151,348,349,781.27 × 69,051,350,776.86
  4. Step 4: Simplify right side
    109,636,793,129.82x = 10,450,807,990,245,375,606,784
  5. Step 5: Solve for x
    x = 10,450,807,990,245,375,606,784/109,636,793,129.82
  6. Step 6: Final answer
    x = 95,322,087,521.03

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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.