Home / 239,067,150,451.42-358,600,725,701.77-79,890,249,828.65

Finding the Fourth Proportional to 239,067,150,451.42, 358,600,725,701.77 and 79,890,249,828.65

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Solution

The fourth proportional to 239,067,150,451.42, 358,600,725,701.77 and 79,890,249,828.65 is: 119,835,374,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,067,150,451.42 : 358,600,725,701.77 = 79,890,249,828.65 : x
  2. Step 2: Convert to fraction form
    239,067,150,451.42/358,600,725,701.77 = 79,890,249,828.65/x
  3. Step 3: Cross multiply
    239,067,150,451.42x = 358,600,725,701.77 × 79,890,249,828.65
  4. Step 4: Simplify right side
    239,067,150,451.42x = 28,648,701,565,049,593,921,536
  5. Step 5: Solve for x
    x = 28,648,701,565,049,593,921,536/239,067,150,451.42
  6. Step 6: Final answer
    x = 119,835,374,751.21

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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.