Home / 615,166,849.78-922,752,668.66-148,827,525.42

Finding the Fourth Proportional to 615,166,849.78, 922,752,668.66 and 148,827,525.42

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Solution

The fourth proportional to 615,166,849.78, 922,752,668.66 and 148,827,525.42 is: 223,241,867.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,166,849.78 : 922,752,668.66 = 148,827,525.42 : x
  2. Step 2: Convert to fraction form
    615,166,849.78/922,752,668.66 = 148,827,525.42/x
  3. Step 3: Cross multiply
    615,166,849.78x = 922,752,668.66 × 148,827,525.42
  4. Step 4: Simplify right side
    615,166,849.78x = 137,330,996,251,368,976
  5. Step 5: Solve for x
    x = 137,330,996,251,368,976/615,166,849.78
  6. Step 6: Final answer
    x = 223,241,867.31

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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.