Home / 559,918,117.80-839,765,202.30-268,784,677.80

Finding the Fourth Proportional to 559,918,117.80, 839,765,202.30 and 268,784,677.80

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Solution

The fourth proportional to 559,918,117.80, 839,765,202.30 and 268,784,677.80 is: 403,123,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,918,117.80 : 839,765,202.30 = 268,784,677.80 : x
  2. Step 2: Convert to fraction form
    559,918,117.80/839,765,202.30 = 268,784,677.80/x
  3. Step 3: Cross multiply
    559,918,117.80x = 839,765,202.30 × 268,784,677.80
  4. Step 4: Simplify right side
    559,918,117.80x = 225,716,019,327,857,312
  5. Step 5: Solve for x
    x = 225,716,019,327,857,312/559,918,117.80
  6. Step 6: Final answer
    x = 403,123,264.19

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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.