Home / 579,517,140.60-869,317,701.30-348,989,844.60

Finding the Fourth Proportional to 579,517,140.60, 869,317,701.30 and 348,989,844.60

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Solution

The fourth proportional to 579,517,140.60, 869,317,701.30 and 348,989,844.60 is: 523,510,053.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,517,140.60 : 869,317,701.30 = 348,989,844.60 : x
  2. Step 2: Convert to fraction form
    579,517,140.60/869,317,701.30 = 348,989,844.60/x
  3. Step 3: Cross multiply
    579,517,140.60x = 869,317,701.30 × 348,989,844.60
  4. Step 4: Simplify right side
    579,517,140.60x = 303,383,049,484,716,224
  5. Step 5: Solve for x
    x = 303,383,049,484,716,224/579,517,140.60
  6. Step 6: Final answer
    x = 523,510,053.85

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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.