Home / 522,634,175.67-721,254,193.65-284,467,857.15

Finding the Fourth Proportional to 522,634,175.67, 721,254,193.65 and 284,467,857.15

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Solution

The fourth proportional to 522,634,175.67, 721,254,193.65 and 284,467,857.15 is: 392,576,001.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,634,175.67 : 721,254,193.65 = 284,467,857.15 : x
  2. Step 2: Convert to fraction form
    522,634,175.67/721,254,193.65 = 284,467,857.15/x
  3. Step 3: Cross multiply
    522,634,175.67x = 721,254,193.65 × 284,467,857.15
  4. Step 4: Simplify right side
    522,634,175.67x = 205,173,634,928,066,624
  5. Step 5: Solve for x
    x = 205,173,634,928,066,624/522,634,175.67
  6. Step 6: Final answer
    x = 392,576,001.49

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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.