Home / 144,828,223.20-217,242,334.80-143,820,453.60

Finding the Fourth Proportional to 144,828,223.20, 217,242,334.80 and 143,820,453.60

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Solution

The fourth proportional to 144,828,223.20, 217,242,334.80 and 143,820,453.60 is: 215,730,680.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,828,223.20 : 217,242,334.80 = 143,820,453.60 : x
  2. Step 2: Convert to fraction form
    144,828,223.20/217,242,334.80 = 143,820,453.60/x
  3. Step 3: Cross multiply
    144,828,223.20x = 217,242,334.80 × 143,820,453.60
  4. Step 4: Simplify right side
    144,828,223.20x = 31,243,891,132,059,064
  5. Step 5: Solve for x
    x = 31,243,891,132,059,064/144,828,223.20
  6. Step 6: Final answer
    x = 215,730,680.40

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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.