Home / 1,043,853,912.66-1,566,391,435.65-389,257,168.98

Finding the Fourth Proportional to 1,043,853,912.66, 1,566,391,435.65 and 389,257,168.98

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Solution

The fourth proportional to 1,043,853,912.66, 1,566,391,435.65 and 389,257,168.98 is: 584,113,436.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,853,912.66 : 1,566,391,435.65 = 389,257,168.98 : x
  2. Step 2: Convert to fraction form
    1,043,853,912.66/1,566,391,435.65 = 389,257,168.98/x
  3. Step 3: Cross multiply
    1,043,853,912.66x = 1,566,391,435.65 × 389,257,168.98
  4. Step 4: Simplify right side
    1,043,853,912.66x = 609,729,095,755,636,864
  5. Step 5: Solve for x
    x = 609,729,095,755,636,864/1,043,853,912.66
  6. Step 6: Final answer
    x = 584,113,436.14

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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.