Home / 77,692,948.40-116,554,974.60-23,105,428.40

Finding the Fourth Proportional to 77,692,948.40, 116,554,974.60 and 23,105,428.40

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Solution

The fourth proportional to 77,692,948.40, 116,554,974.60 and 23,105,428.40 is: 34,662,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,692,948.40 : 116,554,974.60 = 23,105,428.40 : x
  2. Step 2: Convert to fraction form
    77,692,948.40/116,554,974.60 = 23,105,428.40/x
  3. Step 3: Cross multiply
    77,692,948.40x = 116,554,974.60 × 23,105,428.40
  4. Step 4: Simplify right side
    77,692,948.40x = 2,693,052,620,284,118.50
  5. Step 5: Solve for x
    x = 2,693,052,620,284,118.50/77,692,948.40
  6. Step 6: Final answer
    x = 34,662,767.67

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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.