Home / 243,337,322.88-335,818,953-138,948,926.04

Finding the Fourth Proportional to 243,337,322.88, 335,818,953 and 138,948,926.04

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Solution

The fourth proportional to 243,337,322.88, 335,818,953 and 138,948,926.04 is: 191,757,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,337,322.88 : 335,818,953 = 138,948,926.04 : x
  2. Step 2: Convert to fraction form
    243,337,322.88/335,818,953 = 138,948,926.04/x
  3. Step 3: Cross multiply
    243,337,322.88x = 335,818,953 × 138,948,926.04
  4. Step 4: Simplify right side
    243,337,322.88x = 46,661,682,863,227,232
  5. Step 5: Solve for x
    x = 46,661,682,863,227,232/243,337,322.88
  6. Step 6: Final answer
    x = 191,757,196.60

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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.