Home / 282,467,166.84-423,702,103.47-85,732,289.04

Finding the Fourth Proportional to 282,467,166.84, 423,702,103.47 and 85,732,289.04

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Solution

The fourth proportional to 282,467,166.84, 423,702,103.47 and 85,732,289.04 is: 128,598,844.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,467,166.84 : 423,702,103.47 = 85,732,289.04 : x
  2. Step 2: Convert to fraction form
    282,467,166.84/423,702,103.47 = 85,732,289.04/x
  3. Step 3: Cross multiply
    282,467,166.84x = 423,702,103.47 × 85,732,289.04
  4. Step 4: Simplify right side
    282,467,166.84x = 36,324,951,201,117,368
  5. Step 5: Solve for x
    x = 36,324,951,201,117,368/282,467,166.84
  6. Step 6: Final answer
    x = 128,598,844.27

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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.