Home / 346,918,329.44-478,854,496.44-223,159,006.56

Finding the Fourth Proportional to 346,918,329.44, 478,854,496.44 and 223,159,006.56

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Solution

The fourth proportional to 346,918,329.44, 478,854,496.44 and 223,159,006.56 is: 308,028,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,918,329.44 : 478,854,496.44 = 223,159,006.56 : x
  2. Step 2: Convert to fraction form
    346,918,329.44/478,854,496.44 = 223,159,006.56/x
  3. Step 3: Cross multiply
    346,918,329.44x = 478,854,496.44 × 223,159,006.56
  4. Step 4: Simplify right side
    346,918,329.44x = 106,860,693,712,339,456
  5. Step 5: Solve for x
    x = 106,860,693,712,339,456/346,918,329.44
  6. Step 6: Final answer
    x = 308,028,387.79

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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.