Home / 925,226,705.07-1,276,800,948.54-528,745,147.02

Finding the Fourth Proportional to 925,226,705.07, 1,276,800,948.54 and 528,745,147.02

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Solution

The fourth proportional to 925,226,705.07, 1,276,800,948.54 and 528,745,147.02 is: 729,661,499.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,226,705.07 : 1,276,800,948.54 = 528,745,147.02 : x
  2. Step 2: Convert to fraction form
    925,226,705.07/1,276,800,948.54 = 528,745,147.02/x
  3. Step 3: Cross multiply
    925,226,705.07x = 1,276,800,948.54 × 528,745,147.02
  4. Step 4: Simplify right side
    925,226,705.07x = 675,102,305,251,057,664
  5. Step 5: Solve for x
    x = 675,102,305,251,057,664/925,226,705.07
  6. Step 6: Final answer
    x = 729,661,499.77

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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.