Home / 829,054,088.73-1,244,011,523.76-338,127,526.17

Finding the Fourth Proportional to 829,054,088.73, 1,244,011,523.76 and 338,127,526.17

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Solution

The fourth proportional to 829,054,088.73, 1,244,011,523.76 and 338,127,526.17 is: 507,366,822.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,054,088.73 : 1,244,011,523.76 = 338,127,526.17 : x
  2. Step 2: Convert to fraction form
    829,054,088.73/1,244,011,523.76 = 338,127,526.17/x
  3. Step 3: Cross multiply
    829,054,088.73x = 1,244,011,523.76 × 338,127,526.17
  4. Step 4: Simplify right side
    829,054,088.73x = 420,634,539,055,940,992
  5. Step 5: Solve for x
    x = 420,634,539,055,940,992/829,054,088.73
  6. Step 6: Final answer
    x = 507,366,822.95

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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.