Home / 235,615,757.73-325,152,004.58-129,771,572.64

Finding the Fourth Proportional to 235,615,757.73, 325,152,004.58 and 129,771,572.64

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Solution

The fourth proportional to 235,615,757.73, 325,152,004.58 and 129,771,572.64 is: 179,086,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,615,757.73 : 325,152,004.58 = 129,771,572.64 : x
  2. Step 2: Convert to fraction form
    235,615,757.73/325,152,004.58 = 129,771,572.64/x
  3. Step 3: Cross multiply
    235,615,757.73x = 325,152,004.58 × 129,771,572.64
  4. Step 4: Simplify right side
    235,615,757.73x = 42,195,486,980,746,224
  5. Step 5: Solve for x
    x = 42,195,486,980,746,224/235,615,757.73
  6. Step 6: Final answer
    x = 179,086,014.40

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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.