Home / 369,887,645.96-554,059,384.47-221,865,771.95

Finding the Fourth Proportional to 369,887,645.96, 554,059,384.47 and 221,865,771.95

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Solution

The fourth proportional to 369,887,645.96, 554,059,384.47 and 221,865,771.95 is: 332,335,546.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,887,645.96 : 554,059,384.47 = 221,865,771.95 : x
  2. Step 2: Convert to fraction form
    369,887,645.96/554,059,384.47 = 221,865,771.95/x
  3. Step 3: Cross multiply
    369,887,645.96x = 554,059,384.47 × 221,865,771.95
  4. Step 4: Simplify right side
    369,887,645.96x = 122,926,813,041,578,384
  5. Step 5: Solve for x
    x = 122,926,813,041,578,384/369,887,645.96
  6. Step 6: Final answer
    x = 332,335,546.71

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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.