Home / 522,938,122.40-784,510,607.00-149,449,359.22

Finding the Fourth Proportional to 522,938,122.40, 784,510,607.00 and 149,449,359.22

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Solution

The fourth proportional to 522,938,122.40, 784,510,607.00 and 149,449,359.22 is: 224,203,595.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,938,122.40 : 784,510,607.00 = 149,449,359.22 : x
  2. Step 2: Convert to fraction form
    522,938,122.40/784,510,607.00 = 149,449,359.22/x
  3. Step 3: Cross multiply
    522,938,122.40x = 784,510,607.00 × 149,449,359.22
  4. Step 4: Simplify right side
    522,938,122.40x = 117,244,607,515,855,600
  5. Step 5: Solve for x
    x = 117,244,607,515,855,600/522,938,122.40
  6. Step 6: Final answer
    x = 224,203,595.98

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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.