Home / 606,632,118,954.12-836,749,134,935.56-390,132,187,044.57

Finding the Fourth Proportional to 606,632,118,954.12, 836,749,134,935.56 and 390,132,187,044.57

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Solution

The fourth proportional to 606,632,118,954.12, 836,749,134,935.56 and 390,132,187,044.57 is: 538,123,122,433.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,632,118,954.12 : 836,749,134,935.56 = 390,132,187,044.57 : x
  2. Step 2: Convert to fraction form
    606,632,118,954.12/836,749,134,935.56 = 390,132,187,044.57/x
  3. Step 3: Cross multiply
    606,632,118,954.12x = 836,749,134,935.56 × 390,132,187,044.57
  4. Step 4: Simplify right side
    606,632,118,954.12x = 326,442,770,020,062,069,784,576
  5. Step 5: Solve for x
    x = 326,442,770,020,062,069,784,576/606,632,118,954.12
  6. Step 6: Final answer
    x = 538,123,122,433.53

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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.