Home / 149,476,960.80-224,047,479.60-76,665,607.20

Finding the Fourth Proportional to 149,476,960.80, 224,047,479.60 and 76,665,607.20

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Solution

The fourth proportional to 149,476,960.80, 224,047,479.60 and 76,665,607.20 is: 114,912,264.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,476,960.80 : 224,047,479.60 = 76,665,607.20 : x
  2. Step 2: Convert to fraction form
    149,476,960.80/224,047,479.60 = 76,665,607.20/x
  3. Step 3: Cross multiply
    149,476,960.80x = 224,047,479.60 × 76,665,607.20
  4. Step 4: Simplify right side
    149,476,960.80x = 17,176,736,065,163,614
  5. Step 5: Solve for x
    x = 17,176,736,065,163,614/149,476,960.80
  6. Step 6: Final answer
    x = 114,912,264.56

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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.