Home / 103,865,535.76-155,812,477.92-43,267,090

Finding the Fourth Proportional to 103,865,535.76, 155,812,477.92 and 43,267,090

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Solution

The fourth proportional to 103,865,535.76, 155,812,477.92 and 43,267,090 is: 64,906,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,865,535.76 : 155,812,477.92 = 43,267,090 : x
  2. Step 2: Convert to fraction form
    103,865,535.76/155,812,477.92 = 43,267,090/x
  3. Step 3: Cross multiply
    103,865,535.76x = 155,812,477.92 × 43,267,090
  4. Step 4: Simplify right side
    103,865,535.76x = 6,741,552,505,287,652
  5. Step 5: Solve for x
    x = 6,741,552,505,287,652/103,865,535.76
  6. Step 6: Final answer
    x = 64,906,539.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.