Home / 235,099,441.89-324,437,437.40-129,254,658.17

Finding the Fourth Proportional to 235,099,441.89, 324,437,437.40 and 129,254,658.17

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Solution

The fourth proportional to 235,099,441.89, 324,437,437.40 and 129,254,658.17 is: 178,371,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,099,441.89 : 324,437,437.40 = 129,254,658.17 : x
  2. Step 2: Convert to fraction form
    235,099,441.89/324,437,437.40 = 129,254,658.17/x
  3. Step 3: Cross multiply
    235,099,441.89x = 324,437,437.40 × 129,254,658.17
  4. Step 4: Simplify right side
    235,099,441.89x = 41,935,050,066,419,312
  5. Step 5: Solve for x
    x = 41,935,050,066,419,312/235,099,441.89
  6. Step 6: Final answer
    x = 178,371,542.40

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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.