Home / 559,873,434.30-839,810,151.45-253,175,552.70

Finding the Fourth Proportional to 559,873,434.30, 839,810,151.45 and 253,175,552.70

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Solution

The fourth proportional to 559,873,434.30, 839,810,151.45 and 253,175,552.70 is: 379,763,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,873,434.30 : 839,810,151.45 = 253,175,552.70 : x
  2. Step 2: Convert to fraction form
    559,873,434.30/839,810,151.45 = 253,175,552.70/x
  3. Step 3: Cross multiply
    559,873,434.30x = 839,810,151.45 × 253,175,552.70
  4. Step 4: Simplify right side
    559,873,434.30x = 212,619,399,256,424,448
  5. Step 5: Solve for x
    x = 212,619,399,256,424,448/559,873,434.30
  6. Step 6: Final answer
    x = 379,763,329.05

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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.