Home / 282,321,111.80-423,632,133.30-109,803,553.40

Finding the Fourth Proportional to 282,321,111.80, 423,632,133.30 and 109,803,553.40

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Solution

The fourth proportional to 282,321,111.80, 423,632,133.30 and 109,803,553.40 is: 164,763,850.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,321,111.80 : 423,632,133.30 = 109,803,553.40 : x
  2. Step 2: Convert to fraction form
    282,321,111.80/423,632,133.30 = 109,803,553.40/x
  3. Step 3: Cross multiply
    282,321,111.80x = 423,632,133.30 × 109,803,553.40
  4. Step 4: Simplify right side
    282,321,111.80x = 46,516,313,570,762,472
  5. Step 5: Solve for x
    x = 46,516,313,570,762,472/282,321,111.80
  6. Step 6: Final answer
    x = 164,763,850.90

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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.