Home / 75,535,442.90-113,303,164.35-74,275,730.90

Finding the Fourth Proportional to 75,535,442.90, 113,303,164.35 and 74,275,730.90

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Solution

The fourth proportional to 75,535,442.90, 113,303,164.35 and 74,275,730.90 is: 111,413,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,535,442.90 : 113,303,164.35 = 74,275,730.90 : x
  2. Step 2: Convert to fraction form
    75,535,442.90/113,303,164.35 = 74,275,730.90/x
  3. Step 3: Cross multiply
    75,535,442.90x = 113,303,164.35 × 74,275,730.90
  4. Step 4: Simplify right side
    75,535,442.90x = 8,415,675,345,379,074
  5. Step 5: Solve for x
    x = 8,415,675,345,379,074/75,535,442.90
  6. Step 6: Final answer
    x = 111,413,596.35

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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.