Home / 294,276,712.55-441,261,797.20-138,788,771.94

Finding the Fourth Proportional to 294,276,712.55, 441,261,797.20 and 138,788,771.94

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Solution

The fourth proportional to 294,276,712.55, 441,261,797.20 and 138,788,771.94 is: 208,110,870.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,276,712.55 : 441,261,797.20 = 138,788,771.94 : x
  2. Step 2: Convert to fraction form
    294,276,712.55/441,261,797.20 = 138,788,771.94/x
  3. Step 3: Cross multiply
    294,276,712.55x = 441,261,797.20 × 138,788,771.94
  4. Step 4: Simplify right side
    294,276,712.55x = 61,242,182,937,078,360
  5. Step 5: Solve for x
    x = 61,242,182,937,078,360/294,276,712.55
  6. Step 6: Final answer
    x = 208,110,870.91

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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.