Home / 109,825,477.52-151,572,605.82-63,415,675.40

Finding the Fourth Proportional to 109,825,477.52, 151,572,605.82 and 63,415,675.40

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Solution

The fourth proportional to 109,825,477.52, 151,572,605.82 and 63,415,675.40 is: 87,521,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,825,477.52 : 151,572,605.82 = 63,415,675.40 : x
  2. Step 2: Convert to fraction form
    109,825,477.52/151,572,605.82 = 63,415,675.40/x
  3. Step 3: Cross multiply
    109,825,477.52x = 151,572,605.82 × 63,415,675.40
  4. Step 4: Simplify right side
    109,825,477.52x = 9,612,079,170,213,270
  5. Step 5: Solve for x
    x = 9,612,079,170,213,270/109,825,477.52
  6. Step 6: Final answer
    x = 87,521,396.56

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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.