Home / 371,849,258.43-557,841,976.25-153,380,419.47

Finding the Fourth Proportional to 371,849,258.43, 557,841,976.25 and 153,380,419.47

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Solution

The fourth proportional to 371,849,258.43, 557,841,976.25 and 153,380,419.47 is: 230,098,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,849,258.43 : 557,841,976.25 = 153,380,419.47 : x
  2. Step 2: Convert to fraction form
    371,849,258.43/557,841,976.25 = 153,380,419.47/x
  3. Step 3: Cross multiply
    371,849,258.43x = 557,841,976.25 × 153,380,419.47
  4. Step 4: Simplify right side
    371,849,258.43x = 85,562,036,314,431,872
  5. Step 5: Solve for x
    x = 85,562,036,314,431,872/371,849,258.43
  6. Step 6: Final answer
    x = 230,098,714.40

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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.