Home / 119,740,521.60-179,610,782.40-51,716,073.60

Finding the Fourth Proportional to 119,740,521.60, 179,610,782.40 and 51,716,073.60

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Solution

The fourth proportional to 119,740,521.60, 179,610,782.40 and 51,716,073.60 is: 77,574,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,740,521.60 : 179,610,782.40 = 51,716,073.60 : x
  2. Step 2: Convert to fraction form
    119,740,521.60/179,610,782.40 = 51,716,073.60/x
  3. Step 3: Cross multiply
    119,740,521.60x = 179,610,782.40 × 51,716,073.60
  4. Step 4: Simplify right side
    119,740,521.60x = 9,288,764,441,951,986
  5. Step 5: Solve for x
    x = 9,288,764,441,951,986/119,740,521.60
  6. Step 6: Final answer
    x = 77,574,110.40

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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.