Home / 615,166,812.75-922,752,613.08-148,827,488.43

Finding the Fourth Proportional to 615,166,812.75, 922,752,613.08 and 148,827,488.43

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Solution

The fourth proportional to 615,166,812.75, 922,752,613.08 and 148,827,488.43 is: 223,241,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,166,812.75 : 922,752,613.08 = 148,827,488.43 : x
  2. Step 2: Convert to fraction form
    615,166,812.75/922,752,613.08 = 148,827,488.43/x
  3. Step 3: Cross multiply
    615,166,812.75x = 922,752,613.08 × 148,827,488.43
  4. Step 4: Simplify right side
    615,166,812.75x = 137,330,953,846,915,984
  5. Step 5: Solve for x
    x = 137,330,953,846,915,984/615,166,812.75
  6. Step 6: Final answer
    x = 223,241,811.82

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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.