Home / 690,016,386,945.52-1,035,045,666,260-236,728,932,655.42

Finding the Fourth Proportional to 690,016,386,945.52, 1,035,045,666,260 and 236,728,932,655.42

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Solution

The fourth proportional to 690,016,386,945.52, 1,035,045,666,260 and 236,728,932,655.42 is: 355,100,633,055.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,016,386,945.52 : 1,035,045,666,260 = 236,728,932,655.42 : x
  2. Step 2: Convert to fraction form
    690,016,386,945.52/1,035,045,666,260 = 236,728,932,655.42/x
  3. Step 3: Cross multiply
    690,016,386,945.52x = 1,035,045,666,260 × 236,728,932,655.42
  4. Step 4: Simplify right side
    690,016,386,945.52x = 245,025,255,823,347,887,898,624
  5. Step 5: Solve for x
    x = 245,025,255,823,347,887,898,624/690,016,386,945.52
  6. Step 6: Final answer
    x = 355,100,633,055.97

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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.