Home / 65,881,173.18-90,916,027.44-36,514,401.63

Finding the Fourth Proportional to 65,881,173.18, 90,916,027.44 and 36,514,401.63

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Solution

The fourth proportional to 65,881,173.18, 90,916,027.44 and 36,514,401.63 is: 50,389,878.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,881,173.18 : 90,916,027.44 = 36,514,401.63 : x
  2. Step 2: Convert to fraction form
    65,881,173.18/90,916,027.44 = 36,514,401.63/x
  3. Step 3: Cross multiply
    65,881,173.18x = 90,916,027.44 × 36,514,401.63
  4. Step 4: Simplify right side
    65,881,173.18x = 3,319,744,340,548,261
  5. Step 5: Solve for x
    x = 3,319,744,340,548,261/65,881,173.18
  6. Step 6: Final answer
    x = 50,389,878.93

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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.