Home / 65,159,145.36-89,917,157.16-36,187,635.60

Finding the Fourth Proportional to 65,159,145.36, 89,917,157.16 and 36,187,635.60

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Solution

The fourth proportional to 65,159,145.36, 89,917,157.16 and 36,187,635.60 is: 49,937,569.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,159,145.36 : 89,917,157.16 = 36,187,635.60 : x
  2. Step 2: Convert to fraction form
    65,159,145.36/89,917,157.16 = 36,187,635.60/x
  3. Step 3: Cross multiply
    65,159,145.36x = 89,917,157.16 × 36,187,635.60
  4. Step 4: Simplify right side
    65,159,145.36x = 3,253,889,317,494,011
  5. Step 5: Solve for x
    x = 3,253,889,317,494,011/65,159,145.36
  6. Step 6: Final answer
    x = 49,937,569.00

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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.