Home / 149,468,069.80-224,202,104.70-140,380,428.70

Finding the Fourth Proportional to 149,468,069.80, 224,202,104.70 and 140,380,428.70

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Solution

The fourth proportional to 149,468,069.80, 224,202,104.70 and 140,380,428.70 is: 210,570,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,468,069.80 : 224,202,104.70 = 140,380,428.70 : x
  2. Step 2: Convert to fraction form
    149,468,069.80/224,202,104.70 = 140,380,428.70/x
  3. Step 3: Cross multiply
    149,468,069.80x = 224,202,104.70 × 140,380,428.70
  4. Step 4: Simplify right side
    149,468,069.80x = 31,473,587,573,228,280
  5. Step 5: Solve for x
    x = 31,473,587,573,228,280/149,468,069.80
  6. Step 6: Final answer
    x = 210,570,643.05

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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.