Home / 2,519,189,749.47-3,778,771,168.49-653,834,083.17

Finding the Fourth Proportional to 2,519,189,749.47, 3,778,771,168.49 and 653,834,083.17

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Solution

The fourth proportional to 2,519,189,749.47, 3,778,771,168.49 and 653,834,083.17 is: 980,747,632.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,189,749.47 : 3,778,771,168.49 = 653,834,083.17 : x
  2. Step 2: Convert to fraction form
    2,519,189,749.47/3,778,771,168.49 = 653,834,083.17/x
  3. Step 3: Cross multiply
    2,519,189,749.47x = 3,778,771,168.49 × 653,834,083.17
  4. Step 4: Simplify right side
    2,519,189,749.47x = 2,470,689,382,455,619,584
  5. Step 5: Solve for x
    x = 2,470,689,382,455,619,584/2,519,189,749.47
  6. Step 6: Final answer
    x = 980,747,632.44

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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.