Home / 1,086,407,680.99-1,499,278,812.94-610,181,971.50

Finding the Fourth Proportional to 1,086,407,680.99, 1,499,278,812.94 and 610,181,971.50

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Solution

The fourth proportional to 1,086,407,680.99, 1,499,278,812.94 and 610,181,971.50 is: 842,071,459.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,407,680.99 : 1,499,278,812.94 = 610,181,971.50 : x
  2. Step 2: Convert to fraction form
    1,086,407,680.99/1,499,278,812.94 = 610,181,971.50/x
  3. Step 3: Cross multiply
    1,086,407,680.99x = 1,499,278,812.94 × 610,181,971.50
  4. Step 4: Simplify right side
    1,086,407,680.99x = 914,832,901,907,908,992
  5. Step 5: Solve for x
    x = 914,832,901,907,908,992/1,086,407,680.99
  6. Step 6: Final answer
    x = 842,071,459.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.