Home / 63,886,421.68-88,059,974.48-49,923,509.20

Finding the Fourth Proportional to 63,886,421.68, 88,059,974.48 and 49,923,509.20

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Solution

The fourth proportional to 63,886,421.68, 88,059,974.48 and 49,923,509.20 is: 68,813,729.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,886,421.68 : 88,059,974.48 = 49,923,509.20 : x
  2. Step 2: Convert to fraction form
    63,886,421.68/88,059,974.48 = 49,923,509.20/x
  3. Step 3: Cross multiply
    63,886,421.68x = 88,059,974.48 × 49,923,509.20
  4. Step 4: Simplify right side
    63,886,421.68x = 4,396,262,946,104,045.50
  5. Step 5: Solve for x
    x = 4,396,262,946,104,045.50/63,886,421.68
  6. Step 6: Final answer
    x = 68,813,729.59

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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.