Home / 1,132,843,568.64-1,563,116,594.80-631,039,864.54

Finding the Fourth Proportional to 1,132,843,568.64, 1,563,116,594.80 and 631,039,864.54

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Solution

The fourth proportional to 1,132,843,568.64, 1,563,116,594.80 and 631,039,864.54 is: 870,719,410.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,843,568.64 : 1,563,116,594.80 = 631,039,864.54 : x
  2. Step 2: Convert to fraction form
    1,132,843,568.64/1,563,116,594.80 = 631,039,864.54/x
  3. Step 3: Cross multiply
    1,132,843,568.64x = 1,563,116,594.80 × 631,039,864.54
  4. Step 4: Simplify right side
    1,132,843,568.64x = 986,388,884,239,662,848
  5. Step 5: Solve for x
    x = 986,388,884,239,662,848/1,132,843,568.64
  6. Step 6: Final answer
    x = 870,719,410.47

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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.