Home / 294,276,711.42-441,261,795.51-138,788,770.82

Finding the Fourth Proportional to 294,276,711.42, 441,261,795.51 and 138,788,770.82

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Solution

The fourth proportional to 294,276,711.42, 441,261,795.51 and 138,788,770.82 is: 208,110,869.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,276,711.42 : 441,261,795.51 = 138,788,770.82 : x
  2. Step 2: Convert to fraction form
    294,276,711.42/441,261,795.51 = 138,788,770.82/x
  3. Step 3: Cross multiply
    294,276,711.42x = 441,261,795.51 × 138,788,770.82
  4. Step 4: Simplify right side
    294,276,711.42x = 61,242,182,206,452,784
  5. Step 5: Solve for x
    x = 61,242,182,206,452,784/294,276,711.42
  6. Step 6: Final answer
    x = 208,110,869.23

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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.