Home / 65,109,966.57-89,851,399.20-35,741,798.91

Finding the Fourth Proportional to 65,109,966.57, 89,851,399.20 and 35,741,798.91

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Solution

The fourth proportional to 65,109,966.57, 89,851,399.20 and 35,741,798.91 is: 49,323,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,109,966.57 : 89,851,399.20 = 35,741,798.91 : x
  2. Step 2: Convert to fraction form
    65,109,966.57/89,851,399.20 = 35,741,798.91/x
  3. Step 3: Cross multiply
    65,109,966.57x = 89,851,399.20 × 35,741,798.91
  4. Step 4: Simplify right side
    65,109,966.57x = 3,211,450,641,988,534.50
  5. Step 5: Solve for x
    x = 3,211,450,641,988,534.50/65,109,966.57
  6. Step 6: Final answer
    x = 49,323,487.80

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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.