Home / 148,998,636-205,613,903.52-82,918,080

Finding the Fourth Proportional to 148,998,636, 205,613,903.52 and 82,918,080

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Solution

The fourth proportional to 148,998,636, 205,613,903.52 and 82,918,080 is: 114,424,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,998,636 : 205,613,903.52 = 82,918,080 : x
  2. Step 2: Convert to fraction form
    148,998,636/205,613,903.52 = 82,918,080/x
  3. Step 3: Cross multiply
    148,998,636x = 205,613,903.52 × 82,918,080
  4. Step 4: Simplify right side
    148,998,636x = 17,049,110,101,183,642
  5. Step 5: Solve for x
    x = 17,049,110,101,183,642/148,998,636
  6. Step 6: Final answer
    x = 114,424,605.21

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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.