Home / 690,016,386,943.60-1,035,045,666,257.20-236,728,932,653.55

Finding the Fourth Proportional to 690,016,386,943.60, 1,035,045,666,257.20 and 236,728,932,653.55

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Solution

The fourth proportional to 690,016,386,943.60, 1,035,045,666,257.20 and 236,728,932,653.55 is: 355,100,633,053.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,016,386,943.60 : 1,035,045,666,257.20 = 236,728,932,653.55 : x
  2. Step 2: Convert to fraction form
    690,016,386,943.60/1,035,045,666,257.20 = 236,728,932,653.55/x
  3. Step 3: Cross multiply
    690,016,386,943.60x = 1,035,045,666,257.20 × 236,728,932,653.55
  4. Step 4: Simplify right side
    690,016,386,943.60x = 245,025,255,820,749,466,238,976
  5. Step 5: Solve for x
    x = 245,025,255,820,749,466,238,976/690,016,386,943.60
  6. Step 6: Final answer
    x = 355,100,633,053.19

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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.