Home / 468,704,009.48-703,192,525.14-209,858,692.28

Finding the Fourth Proportional to 468,704,009.48, 703,192,525.14 and 209,858,692.28

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Solution

The fourth proportional to 468,704,009.48, 703,192,525.14 and 209,858,692.28 is: 314,849,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,704,009.48 : 703,192,525.14 = 209,858,692.28 : x
  2. Step 2: Convert to fraction form
    468,704,009.48/703,192,525.14 = 209,858,692.28/x
  3. Step 3: Cross multiply
    468,704,009.48x = 703,192,525.14 × 209,858,692.28
  4. Step 4: Simplify right side
    468,704,009.48x = 147,571,063,746,951,424
  5. Step 5: Solve for x
    x = 147,571,063,746,951,424/468,704,009.48
  6. Step 6: Final answer
    x = 314,849,160.16

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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.