Home / 20,026,260,026.86-30,016,539,923.25-8,066,859,806.36

Finding the Fourth Proportional to 20,026,260,026.86, 30,016,539,923.25 and 8,066,859,806.36

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Solution

The fourth proportional to 20,026,260,026.86, 30,016,539,923.25 and 8,066,859,806.36 is: 12,091,085,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026,260,026.86 : 30,016,539,923.25 = 8,066,859,806.36 : x
  2. Step 2: Convert to fraction form
    20,026,260,026.86/30,016,539,923.25 = 8,066,859,806.36/x
  3. Step 3: Cross multiply
    20,026,260,026.86x = 30,016,539,923.25 × 8,066,859,806.36
  4. Step 4: Simplify right side
    20,026,260,026.86x = 242,139,219,432,793,833,472
  5. Step 5: Solve for x
    x = 242,139,219,432,793,833,472/20,026,260,026.86
  6. Step 6: Final answer
    x = 12,091,085,360.32

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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.