Home / 235,264,740.53-324,663,550.22-129,415,882.40

Finding the Fourth Proportional to 235,264,740.53, 324,663,550.22 and 129,415,882.40

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Solution

The fourth proportional to 235,264,740.53, 324,663,550.22 and 129,415,882.40 is: 178,592,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,264,740.53 : 324,663,550.22 = 129,415,882.40 : x
  2. Step 2: Convert to fraction form
    235,264,740.53/324,663,550.22 = 129,415,882.40/x
  3. Step 3: Cross multiply
    235,264,740.53x = 324,663,550.22 × 129,415,882.40
  4. Step 4: Simplify right side
    235,264,740.53x = 42,016,619,833,538,240
  5. Step 5: Solve for x
    x = 42,016,619,833,538,240/235,264,740.53
  6. Step 6: Final answer
    x = 178,592,932.11

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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.