Home / 726,964,004.40-1,090,452,227.40-242,289,812.40

Finding the Fourth Proportional to 726,964,004.40, 1,090,452,227.40 and 242,289,812.40

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Solution

The fourth proportional to 726,964,004.40, 1,090,452,227.40 and 242,289,812.40 is: 363,436,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,964,004.40 : 1,090,452,227.40 = 242,289,812.40 : x
  2. Step 2: Convert to fraction form
    726,964,004.40/1,090,452,227.40 = 242,289,812.40/x
  3. Step 3: Cross multiply
    726,964,004.40x = 1,090,452,227.40 × 242,289,812.40
  4. Step 4: Simplify right side
    726,964,004.40x = 264,205,465,607,908,160
  5. Step 5: Solve for x
    x = 264,205,465,607,908,160/726,964,004.40
  6. Step 6: Final answer
    x = 363,436,791.93

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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.