Home / 270,083,155.73-372,713,291.15-151,005,725.09

Finding the Fourth Proportional to 270,083,155.73, 372,713,291.15 and 151,005,725.09

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Solution

The fourth proportional to 270,083,155.73, 372,713,291.15 and 151,005,725.09 is: 208,387,082.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,083,155.73 : 372,713,291.15 = 151,005,725.09 : x
  2. Step 2: Convert to fraction form
    270,083,155.73/372,713,291.15 = 151,005,725.09/x
  3. Step 3: Cross multiply
    270,083,155.73x = 372,713,291.15 × 151,005,725.09
  4. Step 4: Simplify right side
    270,083,155.73x = 56,281,840,778,167,432
  5. Step 5: Solve for x
    x = 56,281,840,778,167,432/270,083,155.73
  6. Step 6: Final answer
    x = 208,387,082.22

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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.