Home / 7,782,806,251.62-11,671,794,903.92-2,807,881,374.78

Finding the Fourth Proportional to 7,782,806,251.62, 11,671,794,903.92 and 2,807,881,374.78

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Solution

The fourth proportional to 7,782,806,251.62, 11,671,794,903.92 and 2,807,881,374.78 is: 4,210,950,968.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782,806,251.62 : 11,671,794,903.92 = 2,807,881,374.78 : x
  2. Step 2: Convert to fraction form
    7,782,806,251.62/11,671,794,903.92 = 2,807,881,374.78/x
  3. Step 3: Cross multiply
    7,782,806,251.62x = 11,671,794,903.92 × 2,807,881,374.78
  4. Step 4: Simplify right side
    7,782,806,251.62x = 32,773,015,520,955,052,032
  5. Step 5: Solve for x
    x = 32,773,015,520,955,052,032/7,782,806,251.62
  6. Step 6: Final answer
    x = 4,210,950,968.25

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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.