Home / 322,947,442.80-484,421,164.20-284,683,690.80

Finding the Fourth Proportional to 322,947,442.80, 484,421,164.20 and 284,683,690.80

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Solution

The fourth proportional to 322,947,442.80, 484,421,164.20 and 284,683,690.80 is: 427,025,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,947,442.80 : 484,421,164.20 = 284,683,690.80 : x
  2. Step 2: Convert to fraction form
    322,947,442.80/484,421,164.20 = 284,683,690.80/x
  3. Step 3: Cross multiply
    322,947,442.80x = 484,421,164.20 × 284,683,690.80
  4. Step 4: Simplify right side
    322,947,442.80x = 137,906,804,926,088,832
  5. Step 5: Solve for x
    x = 137,906,804,926,088,832/322,947,442.80
  6. Step 6: Final answer
    x = 427,025,536.20

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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.