Home / 144,828,195.40-217,242,293.10-120,594,485.80

Finding the Fourth Proportional to 144,828,195.40, 217,242,293.10 and 120,594,485.80

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Solution

The fourth proportional to 144,828,195.40, 217,242,293.10 and 120,594,485.80 is: 180,891,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,828,195.40 : 217,242,293.10 = 120,594,485.80 : x
  2. Step 2: Convert to fraction form
    144,828,195.40/217,242,293.10 = 120,594,485.80/x
  3. Step 3: Cross multiply
    144,828,195.40x = 217,242,293.10 × 120,594,485.80
  4. Step 4: Simplify right side
    144,828,195.40x = 26,198,222,630,407,388
  5. Step 5: Solve for x
    x = 26,198,222,630,407,388/144,828,195.40
  6. Step 6: Final answer
    x = 180,891,728.70

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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.