Home / 51,302,370,417.38-70,797,269,641.89-28,439,450,188.61

Finding the Fourth Proportional to 51,302,370,417.38, 70,797,269,641.89 and 28,439,450,188.61

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Solution

The fourth proportional to 51,302,370,417.38, 70,797,269,641.89 and 28,439,450,188.61 is: 39,246,440,409.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,302,370,417.38 : 70,797,269,641.89 = 28,439,450,188.61 : x
  2. Step 2: Convert to fraction form
    51,302,370,417.38/70,797,269,641.89 = 28,439,450,188.61/x
  3. Step 3: Cross multiply
    51,302,370,417.38x = 70,797,269,641.89 × 28,439,450,188.61
  4. Step 4: Simplify right side
    51,302,370,417.38x = 2,013,435,423,469,767,491,584
  5. Step 5: Solve for x
    x = 2,013,435,423,469,767,491,584/51,302,370,417.38
  6. Step 6: Final answer
    x = 39,246,440,409.85

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1.5x scale

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.