Home / 314,929,256.80-472,188,598.80-282,680,629.60

Finding the Fourth Proportional to 314,929,256.80, 472,188,598.80 and 282,680,629.60

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Solution

The fourth proportional to 314,929,256.80, 472,188,598.80 and 282,680,629.60 is: 423,836,679.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,929,256.80 : 472,188,598.80 = 282,680,629.60 : x
  2. Step 2: Convert to fraction form
    314,929,256.80/472,188,598.80 = 282,680,629.60/x
  3. Step 3: Cross multiply
    314,929,256.80x = 472,188,598.80 × 282,680,629.60
  4. Step 4: Simplify right side
    314,929,256.80x = 133,478,570,398,725,824
  5. Step 5: Solve for x
    x = 133,478,570,398,725,824/314,929,256.80
  6. Step 6: Final answer
    x = 423,836,679.24

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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.