Home / 69,827,809.16-96,347,633.58-40,457,353.25

Finding the Fourth Proportional to 69,827,809.16, 96,347,633.58 and 40,457,353.25

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Solution

The fourth proportional to 69,827,809.16, 96,347,633.58 and 40,457,353.25 is: 55,822,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,827,809.16 : 96,347,633.58 = 40,457,353.25 : x
  2. Step 2: Convert to fraction form
    69,827,809.16/96,347,633.58 = 40,457,353.25/x
  3. Step 3: Cross multiply
    69,827,809.16x = 96,347,633.58 × 40,457,353.25
  4. Step 4: Simplify right side
    69,827,809.16x = 3,897,970,246,788,491
  5. Step 5: Solve for x
    x = 3,897,970,246,788,491/69,827,809.16
  6. Step 6: Final answer
    x = 55,822,605.54

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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.