Home / 629,856,830.70-944,785,246.05-354,357,816.30

Finding the Fourth Proportional to 629,856,830.70, 944,785,246.05 and 354,357,816.30

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Solution

The fourth proportional to 629,856,830.70, 944,785,246.05 and 354,357,816.30 is: 531,536,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,856,830.70 : 944,785,246.05 = 354,357,816.30 : x
  2. Step 2: Convert to fraction form
    629,856,830.70/944,785,246.05 = 354,357,816.30/x
  3. Step 3: Cross multiply
    629,856,830.70x = 944,785,246.05 × 354,357,816.30
  4. Step 4: Simplify right side
    629,856,830.70x = 334,792,036,662,736,192
  5. Step 5: Solve for x
    x = 334,792,036,662,736,192/629,856,830.70
  6. Step 6: Final answer
    x = 531,536,724.45

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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.