Home / 258,701,935.01-357,010,120.82-147,192,773.47

Finding the Fourth Proportional to 258,701,935.01, 357,010,120.82 and 147,192,773.47

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Solution

The fourth proportional to 258,701,935.01, 357,010,120.82 and 147,192,773.47 is: 203,126,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,701,935.01 : 357,010,120.82 = 147,192,773.47 : x
  2. Step 2: Convert to fraction form
    258,701,935.01/357,010,120.82 = 147,192,773.47/x
  3. Step 3: Cross multiply
    258,701,935.01x = 357,010,120.82 × 147,192,773.47
  4. Step 4: Simplify right side
    258,701,935.01x = 52,549,309,839,831,048
  5. Step 5: Solve for x
    x = 52,549,309,839,831,048/258,701,935.01
  6. Step 6: Final answer
    x = 203,126,852.68

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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.