Home / 65,839,601.48-90,890,156.32-43,849,695.56

Finding the Fourth Proportional to 65,839,601.48, 90,890,156.32 and 43,849,695.56

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Solution

The fourth proportional to 65,839,601.48, 90,890,156.32 and 43,849,695.56 is: 60,533,563.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,839,601.48 : 90,890,156.32 = 43,849,695.56 : x
  2. Step 2: Convert to fraction form
    65,839,601.48/90,890,156.32 = 43,849,695.56/x
  3. Step 3: Cross multiply
    65,839,601.48x = 90,890,156.32 × 43,849,695.56
  4. Step 4: Simplify right side
    65,839,601.48x = 3,985,505,684,032,810
  5. Step 5: Solve for x
    x = 3,985,505,684,032,810/65,839,601.48
  6. Step 6: Final answer
    x = 60,533,563.30

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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.