Home / 149,463,312.20-224,194,968.30-91,768,502.60

Finding the Fourth Proportional to 149,463,312.20, 224,194,968.30 and 91,768,502.60

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Solution

The fourth proportional to 149,463,312.20, 224,194,968.30 and 91,768,502.60 is: 137,652,753.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,463,312.20 : 224,194,968.30 = 91,768,502.60 : x
  2. Step 2: Convert to fraction form
    149,463,312.20/224,194,968.30 = 91,768,502.60/x
  3. Step 3: Cross multiply
    149,463,312.20x = 224,194,968.30 × 91,768,502.60
  4. Step 4: Simplify right side
    149,463,312.20x = 20,574,036,531,345,468
  5. Step 5: Solve for x
    x = 20,574,036,531,345,468/149,463,312.20
  6. Step 6: Final answer
    x = 137,652,753.90

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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.