Home / 403,105,638.60-556,250,316.31-224,476,028.92

Finding the Fourth Proportional to 403,105,638.60, 556,250,316.31 and 224,476,028.92

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Solution

The fourth proportional to 403,105,638.60, 556,250,316.31 and 224,476,028.92 is: 309,757,170.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,105,638.60 : 556,250,316.31 = 224,476,028.92 : x
  2. Step 2: Convert to fraction form
    403,105,638.60/556,250,316.31 = 224,476,028.92/x
  3. Step 3: Cross multiply
    403,105,638.60x = 556,250,316.31 × 224,476,028.92
  4. Step 4: Simplify right side
    403,105,638.60x = 124,864,862,090,762,688
  5. Step 5: Solve for x
    x = 124,864,862,090,762,688/403,105,638.60
  6. Step 6: Final answer
    x = 309,757,170.66

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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.