Home / 345,293,390.85-476,716,042.49-224,706,283.53

Finding the Fourth Proportional to 345,293,390.85, 476,716,042.49 and 224,706,283.53

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Solution

The fourth proportional to 345,293,390.85, 476,716,042.49 and 224,706,283.53 is: 310,232,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,293,390.85 : 476,716,042.49 = 224,706,283.53 : x
  2. Step 2: Convert to fraction form
    345,293,390.85/476,716,042.49 = 224,706,283.53/x
  3. Step 3: Cross multiply
    345,293,390.85x = 476,716,042.49 × 224,706,283.53
  4. Step 4: Simplify right side
    345,293,390.85x = 107,121,090,205,933,936
  5. Step 5: Solve for x
    x = 107,121,090,205,933,936/345,293,390.85
  6. Step 6: Final answer
    x = 310,232,089.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.