Home / 822,720,264.60-1,233,212,760.54-269,878,332.36

Finding the Fourth Proportional to 822,720,264.60, 1,233,212,760.54 and 269,878,332.36

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Solution

The fourth proportional to 822,720,264.60, 1,233,212,760.54 and 269,878,332.36 is: 404,532,886.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,720,264.60 : 1,233,212,760.54 = 269,878,332.36 : x
  2. Step 2: Convert to fraction form
    822,720,264.60/1,233,212,760.54 = 269,878,332.36/x
  3. Step 3: Cross multiply
    822,720,264.60x = 1,233,212,760.54 × 269,878,332.36
  4. Step 4: Simplify right side
    822,720,264.60x = 332,817,403,259,607,232
  5. Step 5: Solve for x
    x = 332,817,403,259,607,232/822,720,264.60
  6. Step 6: Final answer
    x = 404,532,886.30

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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.