Home / 107,176,074.40-160,764,111.60-106,280,279.20

Finding the Fourth Proportional to 107,176,074.40, 160,764,111.60 and 106,280,279.20

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Solution

The fourth proportional to 107,176,074.40, 160,764,111.60 and 106,280,279.20 is: 159,420,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,176,074.40 : 160,764,111.60 = 106,280,279.20 : x
  2. Step 2: Convert to fraction form
    107,176,074.40/160,764,111.60 = 106,280,279.20/x
  3. Step 3: Cross multiply
    107,176,074.40x = 160,764,111.60 × 106,280,279.20
  4. Step 4: Simplify right side
    107,176,074.40x = 17,086,054,666,187,958
  5. Step 5: Solve for x
    x = 17,086,054,666,187,958/107,176,074.40
  6. Step 6: Final answer
    x = 159,420,418.80

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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.