Home / 559,873,412.30-839,810,118.45-253,175,530.70

Finding the Fourth Proportional to 559,873,412.30, 839,810,118.45 and 253,175,530.70

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Solution

The fourth proportional to 559,873,412.30, 839,810,118.45 and 253,175,530.70 is: 379,763,296.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,873,412.30 : 839,810,118.45 = 253,175,530.70 : x
  2. Step 2: Convert to fraction form
    559,873,412.30/839,810,118.45 = 253,175,530.70/x
  3. Step 3: Cross multiply
    559,873,412.30x = 839,810,118.45 × 253,175,530.70
  4. Step 4: Simplify right side
    559,873,412.30x = 212,619,372,425,808,608
  5. Step 5: Solve for x
    x = 212,619,372,425,808,608/559,873,412.30
  6. Step 6: Final answer
    x = 379,763,296.05

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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.