Home / 7,782,806,254.50-11,671,794,908.23-2,807,881,377.66

Finding the Fourth Proportional to 7,782,806,254.50, 11,671,794,908.23 and 2,807,881,377.66

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Solution

The fourth proportional to 7,782,806,254.50, 11,671,794,908.23 and 2,807,881,377.66 is: 4,210,950,972.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,782,806,254.50 : 11,671,794,908.23 = 2,807,881,377.66 : x
  2. Step 2: Convert to fraction form
    7,782,806,254.50/11,671,794,908.23 = 2,807,881,377.66/x
  3. Step 3: Cross multiply
    7,782,806,254.50x = 11,671,794,908.23 × 2,807,881,377.66
  4. Step 4: Simplify right side
    7,782,806,254.50x = 32,773,015,566,685,822,976
  5. Step 5: Solve for x
    x = 32,773,015,566,685,822,976/7,782,806,254.50
  6. Step 6: Final answer
    x = 4,210,950,972.57

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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.