Home / 1,043,853,886.66-1,566,391,396.64-389,257,142.98

Finding the Fourth Proportional to 1,043,853,886.66, 1,566,391,396.64 and 389,257,142.98

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Solution

The fourth proportional to 1,043,853,886.66, 1,566,391,396.64 and 389,257,142.98 is: 584,113,397.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,853,886.66 : 1,566,391,396.64 = 389,257,142.98 : x
  2. Step 2: Convert to fraction form
    1,043,853,886.66/1,566,391,396.64 = 389,257,142.98/x
  3. Step 3: Cross multiply
    1,043,853,886.66x = 1,566,391,396.64 × 389,257,142.98
  4. Step 4: Simplify right side
    1,043,853,886.66x = 609,729,039,844,538,496
  5. Step 5: Solve for x
    x = 609,729,039,844,538,496/1,043,853,886.66
  6. Step 6: Final answer
    x = 584,113,397.13

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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.