Home / 441,531,966.42-609,286,659.52-243,282,366.94

Finding the Fourth Proportional to 441,531,966.42, 609,286,659.52 and 243,282,366.94

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Solution

The fourth proportional to 441,531,966.42, 609,286,659.52 and 243,282,366.94 is: 335,714,539.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,531,966.42 : 609,286,659.52 = 243,282,366.94 : x
  2. Step 2: Convert to fraction form
    441,531,966.42/609,286,659.52 = 243,282,366.94/x
  3. Step 3: Cross multiply
    441,531,966.42x = 609,286,659.52 × 243,282,366.94
  4. Step 4: Simplify right side
    441,531,966.42x = 148,228,700,672,991,488
  5. Step 5: Solve for x
    x = 148,228,700,672,991,488/441,531,966.42
  6. Step 6: Final answer
    x = 335,714,539.25

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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.