Home / 1,513,245,242.30-2,269,714,606.38-407,961,828.05

Finding the Fourth Proportional to 1,513,245,242.30, 2,269,714,606.38 and 407,961,828.05

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Solution

The fourth proportional to 1,513,245,242.30, 2,269,714,606.38 and 407,961,828.05 is: 611,901,424.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,245,242.30 : 2,269,714,606.38 = 407,961,828.05 : x
  2. Step 2: Convert to fraction form
    1,513,245,242.30/2,269,714,606.38 = 407,961,828.05/x
  3. Step 3: Cross multiply
    1,513,245,242.30x = 2,269,714,606.38 × 407,961,828.05
  4. Step 4: Simplify right side
    1,513,245,242.30x = 925,956,919,959,222,528
  5. Step 5: Solve for x
    x = 925,956,919,959,222,528/1,513,245,242.30
  6. Step 6: Final answer
    x = 611,901,424.88

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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.