Home / 149,120,146.04-223,576,228.38-66,076,732.76

Finding the Fourth Proportional to 149,120,146.04, 223,576,228.38 and 66,076,732.76

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Solution

The fourth proportional to 149,120,146.04, 223,576,228.38 and 66,076,732.76 is: 99,069,019.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,120,146.04 : 223,576,228.38 = 66,076,732.76 : x
  2. Step 2: Convert to fraction form
    149,120,146.04/223,576,228.38 = 66,076,732.76/x
  3. Step 3: Cross multiply
    149,120,146.04x = 223,576,228.38 × 66,076,732.76
  4. Step 4: Simplify right side
    149,120,146.04x = 14,773,186,694,153,986
  5. Step 5: Solve for x
    x = 14,773,186,694,153,986/149,120,146.04
  6. Step 6: Final answer
    x = 99,069,019.76

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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.