Home / 106,931,907,006.60-160,397,860,509.90-89,672,324,221.65

Finding the Fourth Proportional to 106,931,907,006.60, 160,397,860,509.90 and 89,672,324,221.65

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Solution

The fourth proportional to 106,931,907,006.60, 160,397,860,509.90 and 89,672,324,221.65 is: 134,508,486,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,931,907,006.60 : 160,397,860,509.90 = 89,672,324,221.65 : x
  2. Step 2: Convert to fraction form
    106,931,907,006.60/160,397,860,509.90 = 89,672,324,221.65/x
  3. Step 3: Cross multiply
    106,931,907,006.60x = 160,397,860,509.90 × 89,672,324,221.65
  4. Step 4: Simplify right side
    106,931,907,006.60x = 14,383,248,952,102,741,868,544
  5. Step 5: Solve for x
    x = 14,383,248,952,102,741,868,544/106,931,907,006.60
  6. Step 6: Final answer
    x = 134,508,486,332.48

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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.