Home / 199,923,438.18-299,917,106.02-61,716,559.56

Finding the Fourth Proportional to 199,923,438.18, 299,917,106.02 and 61,716,559.56

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Solution

The fourth proportional to 199,923,438.18, 299,917,106.02 and 61,716,559.56 is: 92,584,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,923,438.18 : 299,917,106.02 = 61,716,559.56 : x
  2. Step 2: Convert to fraction form
    199,923,438.18/299,917,106.02 = 61,716,559.56/x
  3. Step 3: Cross multiply
    199,923,438.18x = 299,917,106.02 × 61,716,559.56
  4. Step 4: Simplify right side
    199,923,438.18x = 18,509,851,936,746,164
  5. Step 5: Solve for x
    x = 18,509,851,936,746,164/199,923,438.18
  6. Step 6: Final answer
    x = 92,584,701.95

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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.