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Finding the Fourth Proportional to 201,259,254.60, 301,888,881.90 and 181,888,230.15

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Solution

The fourth proportional to 201,259,254.60, 301,888,881.90 and 181,888,230.15 is: 272,832,345.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,259,254.60 : 301,888,881.90 = 181,888,230.15 : x
  2. Step 2: Convert to fraction form
    201,259,254.60/301,888,881.90 = 181,888,230.15/x
  3. Step 3: Cross multiply
    201,259,254.60x = 301,888,881.90 × 181,888,230.15
  4. Step 4: Simplify right side
    201,259,254.60x = 54,910,034,430,753,368
  5. Step 5: Solve for x
    x = 54,910,034,430,753,368/201,259,254.60
  6. Step 6: Final answer
    x = 272,832,345.23

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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.