Home / 159,909,997,133.86-239,864,981,135.18-70,372,990,504.29

Finding the Fourth Proportional to 159,909,997,133.86, 239,864,981,135.18 and 70,372,990,504.29

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Solution

The fourth proportional to 159,909,997,133.86, 239,864,981,135.18 and 70,372,990,504.29 is: 105,559,479,346.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,909,997,133.86 : 239,864,981,135.18 = 70,372,990,504.29 : x
  2. Step 2: Convert to fraction form
    159,909,997,133.86/239,864,981,135.18 = 70,372,990,504.29/x
  3. Step 3: Cross multiply
    159,909,997,133.86x = 239,864,981,135.18 × 70,372,990,504.29
  4. Step 4: Simplify right side
    159,909,997,133.86x = 16,880,016,039,737,720,569,856
  5. Step 5: Solve for x
    x = 16,880,016,039,737,720,569,856/159,909,997,133.86
  6. Step 6: Final answer
    x = 105,559,479,346.42

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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.