Home / 196,845,574.35-295,267,287.47-80,260,472.91

Finding the Fourth Proportional to 196,845,574.35, 295,267,287.47 and 80,260,472.91

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Solution

The fourth proportional to 196,845,574.35, 295,267,287.47 and 80,260,472.91 is: 120,390,271.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,845,574.35 : 295,267,287.47 = 80,260,472.91 : x
  2. Step 2: Convert to fraction form
    196,845,574.35/295,267,287.47 = 80,260,472.91/x
  3. Step 3: Cross multiply
    196,845,574.35x = 295,267,287.47 × 80,260,472.91
  4. Step 4: Simplify right side
    196,845,574.35x = 23,698,292,126,793,812
  5. Step 5: Solve for x
    x = 23,698,292,126,793,812/196,845,574.35
  6. Step 6: Final answer
    x = 120,390,271.44

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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.