Home / 474,875,634.15-655,328,437.47-263,196,131.22

Finding the Fourth Proportional to 474,875,634.15, 655,328,437.47 and 263,196,131.22

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Solution

The fourth proportional to 474,875,634.15, 655,328,437.47 and 263,196,131.22 is: 363,210,695.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,875,634.15 : 655,328,437.47 = 263,196,131.22 : x
  2. Step 2: Convert to fraction form
    474,875,634.15/655,328,437.47 = 263,196,131.22/x
  3. Step 3: Cross multiply
    474,875,634.15x = 655,328,437.47 × 263,196,131.22
  4. Step 4: Simplify right side
    474,875,634.15x = 172,479,909,420,551,680
  5. Step 5: Solve for x
    x = 172,479,909,420,551,680/474,875,634.15
  6. Step 6: Final answer
    x = 363,210,695.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.