Home / 770,606,859.60-1,063,437,473.30-418,182,849.77

Finding the Fourth Proportional to 770,606,859.60, 1,063,437,473.30 and 418,182,849.77

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Solution

The fourth proportional to 770,606,859.60, 1,063,437,473.30 and 418,182,849.77 is: 577,092,336.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,606,859.60 : 1,063,437,473.30 = 418,182,849.77 : x
  2. Step 2: Convert to fraction form
    770,606,859.60/1,063,437,473.30 = 418,182,849.77/x
  3. Step 3: Cross multiply
    770,606,859.60x = 1,063,437,473.30 × 418,182,849.77
  4. Step 4: Simplify right side
    770,606,859.60x = 444,711,313,129,394,176
  5. Step 5: Solve for x
    x = 444,711,313,129,394,176/770,606,859.60
  6. Step 6: Final answer
    x = 577,092,336.50

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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.