Home / 11,902,815,658.51-16,425,888,289.89-6,550,376,017.56

Finding the Fourth Proportional to 11,902,815,658.51, 16,425,888,289.89 and 6,550,376,017.56

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Solution

The fourth proportional to 11,902,815,658.51, 16,425,888,289.89 and 6,550,376,017.56 is: 9,039,520,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,902,815,658.51 : 16,425,888,289.89 = 6,550,376,017.56 : x
  2. Step 2: Convert to fraction form
    11,902,815,658.51/16,425,888,289.89 = 6,550,376,017.56/x
  3. Step 3: Cross multiply
    11,902,815,658.51x = 16,425,888,289.89 × 6,550,376,017.56
  4. Step 4: Simplify right side
    11,902,815,658.51x = 107,595,744,721,121,574,912
  5. Step 5: Solve for x
    x = 107,595,744,721,121,574,912/11,902,815,658.51
  6. Step 6: Final answer
    x = 9,039,520,379.72

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1.5x scale

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.