Home / 655,776,004.80-983,664,007.20-171,101,812.80

Finding the Fourth Proportional to 655,776,004.80, 983,664,007.20 and 171,101,812.80

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Solution

The fourth proportional to 655,776,004.80, 983,664,007.20 and 171,101,812.80 is: 256,652,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,776,004.80 : 983,664,007.20 = 171,101,812.80 : x
  2. Step 2: Convert to fraction form
    655,776,004.80/983,664,007.20 = 171,101,812.80/x
  3. Step 3: Cross multiply
    655,776,004.80x = 983,664,007.20 × 171,101,812.80
  4. Step 4: Simplify right side
    655,776,004.80x = 168,306,694,818,032,288
  5. Step 5: Solve for x
    x = 168,306,694,818,032,288/655,776,004.80
  6. Step 6: Final answer
    x = 256,652,719.20

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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.