Home / 663,997,966.62-996,341,643.06-270,813,249.60

Finding the Fourth Proportional to 663,997,966.62, 996,341,643.06 and 270,813,249.60

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Solution

The fourth proportional to 663,997,966.62, 996,341,643.06 and 270,813,249.60 is: 406,360,458.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,997,966.62 : 996,341,643.06 = 270,813,249.60 : x
  2. Step 2: Convert to fraction form
    663,997,966.62/996,341,643.06 = 270,813,249.60/x
  3. Step 3: Cross multiply
    663,997,966.62x = 996,341,643.06 × 270,813,249.60
  4. Step 4: Simplify right side
    663,997,966.62x = 269,822,518,068,881,888
  5. Step 5: Solve for x
    x = 269,822,518,068,881,888/663,997,966.62
  6. Step 6: Final answer
    x = 406,360,458.36

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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.