Home / 418,528,166.07-627,218,292.83-264,899,989.11

Finding the Fourth Proportional to 418,528,166.07, 627,218,292.83 and 264,899,989.11

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Solution

The fourth proportional to 418,528,166.07, 627,218,292.83 and 264,899,989.11 is: 396,986,708.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,528,166.07 : 627,218,292.83 = 264,899,989.11 : x
  2. Step 2: Convert to fraction form
    418,528,166.07/627,218,292.83 = 264,899,989.11/x
  3. Step 3: Cross multiply
    418,528,166.07x = 627,218,292.83 × 264,899,989.11
  4. Step 4: Simplify right side
    418,528,166.07x = 166,150,118,938,935,328
  5. Step 5: Solve for x
    x = 166,150,118,938,935,328/418,528,166.07
  6. Step 6: Final answer
    x = 396,986,708.20

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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.