Home / 117,910,453.60-176,865,680.40-71,804,994.40

Finding the Fourth Proportional to 117,910,453.60, 176,865,680.40 and 71,804,994.40

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Solution

The fourth proportional to 117,910,453.60, 176,865,680.40 and 71,804,994.40 is: 107,707,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,910,453.60 : 176,865,680.40 = 71,804,994.40 : x
  2. Step 2: Convert to fraction form
    117,910,453.60/176,865,680.40 = 71,804,994.40/x
  3. Step 3: Cross multiply
    117,910,453.60x = 176,865,680.40 × 71,804,994.40
  4. Step 4: Simplify right side
    117,910,453.60x = 12,699,839,190,674,192
  5. Step 5: Solve for x
    x = 12,699,839,190,674,192/117,910,453.60
  6. Step 6: Final answer
    x = 107,707,491.60

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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.