Home / 219,252,133.64-328,852,600.20-88,089,099.53

Finding the Fourth Proportional to 219,252,133.64, 328,852,600.20 and 88,089,099.53

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Solution

The fourth proportional to 219,252,133.64, 328,852,600.20 and 88,089,099.53 is: 132,123,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,252,133.64 : 328,852,600.20 = 88,089,099.53 : x
  2. Step 2: Convert to fraction form
    219,252,133.64/328,852,600.20 = 88,089,099.53/x
  3. Step 3: Cross multiply
    219,252,133.64x = 328,852,600.20 × 88,089,099.53
  4. Step 4: Simplify right side
    219,252,133.64x = 28,968,329,428,072,836
  5. Step 5: Solve for x
    x = 28,968,329,428,072,836/219,252,133.64
  6. Step 6: Final answer
    x = 132,123,363.85

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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.