Home / 434,516,849.87-599,644,617.39-236,289,938.18

Finding the Fourth Proportional to 434,516,849.87, 599,644,617.39 and 236,289,938.18

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Solution

The fourth proportional to 434,516,849.87, 599,644,617.39 and 236,289,938.18 is: 326,086,294.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,516,849.87 : 599,644,617.39 = 236,289,938.18 : x
  2. Step 2: Convert to fraction form
    434,516,849.87/599,644,617.39 = 236,289,938.18/x
  3. Step 3: Cross multiply
    434,516,849.87x = 599,644,617.39 × 236,289,938.18
  4. Step 4: Simplify right side
    434,516,849.87x = 141,689,989,571,871,408
  5. Step 5: Solve for x
    x = 141,689,989,571,871,408/434,516,849.87
  6. Step 6: Final answer
    x = 326,086,294.73

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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.