Home / 1,065,145,468.60-1,596,710,433.30-628,781,231.80

Finding the Fourth Proportional to 1,065,145,468.60, 1,596,710,433.30 and 628,781,231.80

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Solution

The fourth proportional to 1,065,145,468.60, 1,596,710,433.30 and 628,781,231.80 is: 942,576,936.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,145,468.60 : 1,596,710,433.30 = 628,781,231.80 : x
  2. Step 2: Convert to fraction form
    1,065,145,468.60/1,596,710,433.30 = 628,781,231.80/x
  3. Step 3: Cross multiply
    1,065,145,468.60x = 1,596,710,433.30 × 628,781,231.80
  4. Step 4: Simplify right side
    1,065,145,468.60x = 1,003,981,553,078,285,696
  5. Step 5: Solve for x
    x = 1,003,981,553,078,285,696/1,065,145,468.60
  6. Step 6: Final answer
    x = 942,576,936.84

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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.