Home / 56,295,438.57-77,647,647.56-51,664,182.35

Finding the Fourth Proportional to 56,295,438.57, 77,647,647.56 and 51,664,182.35

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Solution

The fourth proportional to 56,295,438.57, 77,647,647.56 and 51,664,182.35 is: 71,259,809.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,295,438.57 : 77,647,647.56 = 51,664,182.35 : x
  2. Step 2: Convert to fraction form
    56,295,438.57/77,647,647.56 = 51,664,182.35/x
  3. Step 3: Cross multiply
    56,295,438.57x = 77,647,647.56 × 51,664,182.35
  4. Step 4: Simplify right side
    56,295,438.57x = 4,011,602,221,941,813.50
  5. Step 5: Solve for x
    x = 4,011,602,221,941,813.50/56,295,438.57
  6. Step 6: Final answer
    x = 71,259,809.39

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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.