Home / 77,762,960.20-116,644,440.30-26,627,984.20

Finding the Fourth Proportional to 77,762,960.20, 116,644,440.30 and 26,627,984.20

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Solution

The fourth proportional to 77,762,960.20, 116,644,440.30 and 26,627,984.20 is: 39,941,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,762,960.20 : 116,644,440.30 = 26,627,984.20 : x
  2. Step 2: Convert to fraction form
    77,762,960.20/116,644,440.30 = 26,627,984.20/x
  3. Step 3: Cross multiply
    77,762,960.20x = 116,644,440.30 × 26,627,984.20
  4. Step 4: Simplify right side
    77,762,960.20x = 3,106,006,313,326,243
  5. Step 5: Solve for x
    x = 3,106,006,313,326,243/77,762,960.20
  6. Step 6: Final answer
    x = 39,941,976.30

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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.