Home / 1,450,661,518.82-2,176,419,202.50-468,069,625.10

Finding the Fourth Proportional to 1,450,661,518.82, 2,176,419,202.50 and 468,069,625.10

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Solution

The fourth proportional to 1,450,661,518.82, 2,176,419,202.50 and 468,069,625.10 is: 702,242,188.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,661,518.82 : 2,176,419,202.50 = 468,069,625.10 : x
  2. Step 2: Convert to fraction form
    1,450,661,518.82/2,176,419,202.50 = 468,069,625.10/x
  3. Step 3: Cross multiply
    1,450,661,518.82x = 2,176,419,202.50 × 468,069,625.10
  4. Step 4: Simplify right side
    1,450,661,518.82x = 1,018,715,720,174,616,064
  5. Step 5: Solve for x
    x = 1,018,715,720,174,616,064/1,450,661,518.82
  6. Step 6: Final answer
    x = 702,242,188.79

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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.