Home / 1,155,596,321.70-1,733,526,008.73-419,013,147.06

Finding the Fourth Proportional to 1,155,596,321.70, 1,733,526,008.73 and 419,013,147.06

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Solution

The fourth proportional to 1,155,596,321.70, 1,733,526,008.73 and 419,013,147.06 is: 628,567,411.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,596,321.70 : 1,733,526,008.73 = 419,013,147.06 : x
  2. Step 2: Convert to fraction form
    1,155,596,321.70/1,733,526,008.73 = 419,013,147.06/x
  3. Step 3: Cross multiply
    1,155,596,321.70x = 1,733,526,008.73 × 419,013,147.06
  4. Step 4: Simplify right side
    1,155,596,321.70x = 726,370,188,428,318,336
  5. Step 5: Solve for x
    x = 726,370,188,428,318,336/1,155,596,321.70
  6. Step 6: Final answer
    x = 628,567,411.29

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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.