Home / 159,671,738.32-220,345,715.40-92,696,911

Finding the Fourth Proportional to 159,671,738.32, 220,345,715.40 and 92,696,911

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Solution

The fourth proportional to 159,671,738.32, 220,345,715.40 and 92,696,911 is: 127,920,992.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,671,738.32 : 220,345,715.40 = 92,696,911 : x
  2. Step 2: Convert to fraction form
    159,671,738.32/220,345,715.40 = 92,696,911/x
  3. Step 3: Cross multiply
    159,671,738.32x = 220,345,715.40 × 92,696,911
  4. Step 4: Simplify right side
    159,671,738.32x = 20,425,367,169,665,128
  5. Step 5: Solve for x
    x = 20,425,367,169,665,128/159,671,738.32
  6. Step 6: Final answer
    x = 127,920,992.06

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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.