Home / 113,834,387.61-157,091,273.24-61,623,409.43

Finding the Fourth Proportional to 113,834,387.61, 157,091,273.24 and 61,623,409.43

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Solution

The fourth proportional to 113,834,387.61, 157,091,273.24 and 61,623,409.43 is: 85,040,206.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,834,387.61 : 157,091,273.24 = 61,623,409.43 : x
  2. Step 2: Convert to fraction form
    113,834,387.61/157,091,273.24 = 61,623,409.43/x
  3. Step 3: Cross multiply
    113,834,387.61x = 157,091,273.24 × 61,623,409.43
  4. Step 4: Simplify right side
    113,834,387.61x = 9,680,499,848,833,134
  5. Step 5: Solve for x
    x = 9,680,499,848,833,134/113,834,387.61
  6. Step 6: Final answer
    x = 85,040,206.67

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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.