Home / 89,871,425,339.60-123,962,835,234.84-57,797,361,352.16

Finding the Fourth Proportional to 89,871,425,339.60, 123,962,835,234.84 and 57,797,361,352.16

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Solution

The fourth proportional to 89,871,425,339.60, 123,962,835,234.84 and 57,797,361,352.16 is: 79,721,944,491.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,871,425,339.60 : 123,962,835,234.84 = 57,797,361,352.16 : x
  2. Step 2: Convert to fraction form
    89,871,425,339.60/123,962,835,234.84 = 57,797,361,352.16/x
  3. Step 3: Cross multiply
    89,871,425,339.60x = 123,962,835,234.84 × 57,797,361,352.16
  4. Step 4: Simplify right side
    89,871,425,339.60x = 7,164,724,782,306,319,925,248
  5. Step 5: Solve for x
    x = 7,164,724,782,306,319,925,248/89,871,425,339.60
  6. Step 6: Final answer
    x = 79,721,944,491.62

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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.