Home / 101,592,542.89-140,209,339.61-56,950,572.32

Finding the Fourth Proportional to 101,592,542.89, 140,209,339.61 and 56,950,572.32

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Solution

The fourth proportional to 101,592,542.89, 140,209,339.61 and 56,950,572.32 is: 78,598,309.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,592,542.89 : 140,209,339.61 = 56,950,572.32 : x
  2. Step 2: Convert to fraction form
    101,592,542.89/140,209,339.61 = 56,950,572.32/x
  3. Step 3: Cross multiply
    101,592,542.89x = 140,209,339.61 × 56,950,572.32
  4. Step 4: Simplify right side
    101,592,542.89x = 7,985,002,134,412,945
  5. Step 5: Solve for x
    x = 7,985,002,134,412,945/101,592,542.89
  6. Step 6: Final answer
    x = 78,598,309.56

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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.