Home / 149,463,309.20-224,194,963.80-91,768,499.60

Finding the Fourth Proportional to 149,463,309.20, 224,194,963.80 and 91,768,499.60

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Solution

The fourth proportional to 149,463,309.20, 224,194,963.80 and 91,768,499.60 is: 137,652,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,463,309.20 : 224,194,963.80 = 91,768,499.60 : x
  2. Step 2: Convert to fraction form
    149,463,309.20/224,194,963.80 = 91,768,499.60/x
  3. Step 3: Cross multiply
    149,463,309.20x = 224,194,963.80 × 91,768,499.60
  4. Step 4: Simplify right side
    149,463,309.20x = 20,574,035,445,802,316
  5. Step 5: Solve for x
    x = 20,574,035,445,802,316/149,463,309.20
  6. Step 6: Final answer
    x = 137,652,749.40

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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.