Home / 73,399,745.80-101,294,567.76-40,362,703.48

Finding the Fourth Proportional to 73,399,745.80, 101,294,567.76 and 40,362,703.48

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Solution

The fourth proportional to 73,399,745.80, 101,294,567.76 and 40,362,703.48 is: 55,702,135.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,399,745.80 : 101,294,567.76 = 40,362,703.48 : x
  2. Step 2: Convert to fraction form
    73,399,745.80/101,294,567.76 = 40,362,703.48/x
  3. Step 3: Cross multiply
    73,399,745.80x = 101,294,567.76 × 40,362,703.48
  4. Step 4: Simplify right side
    73,399,745.80x = 4,088,522,602,631,647.50
  5. Step 5: Solve for x
    x = 4,088,522,602,631,647.50/73,399,745.80
  6. Step 6: Final answer
    x = 55,702,135.72

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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.