Home / 91,288,023,170.84-125,977,620,176.33-50,642,935,698.57

Finding the Fourth Proportional to 91,288,023,170.84, 125,977,620,176.33 and 50,642,935,698.57

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Solution

The fourth proportional to 91,288,023,170.84, 125,977,620,176.33 and 50,642,935,698.57 is: 69,887,333,479.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,288,023,170.84 : 125,977,620,176.33 = 50,642,935,698.57 : x
  2. Step 2: Convert to fraction form
    91,288,023,170.84/125,977,620,176.33 = 50,642,935,698.57/x
  3. Step 3: Cross multiply
    91,288,023,170.84x = 125,977,620,176.33 × 50,642,935,698.57
  4. Step 4: Simplify right side
    91,288,023,170.84x = 6,379,876,518,049,258,405,888
  5. Step 5: Solve for x
    x = 6,379,876,518,049,258,405,888/91,288,023,170.84
  6. Step 6: Final answer
    x = 69,887,333,479.77

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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.