Home / 406,974,929.31-610,734,518.73-173,860,119.63

Finding the Fourth Proportional to 406,974,929.31, 610,734,518.73 and 173,860,119.63

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Solution

The fourth proportional to 406,974,929.31, 610,734,518.73 and 173,860,119.63 is: 260,906,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,974,929.31 : 610,734,518.73 = 173,860,119.63 : x
  2. Step 2: Convert to fraction form
    406,974,929.31/610,734,518.73 = 173,860,119.63/x
  3. Step 3: Cross multiply
    406,974,929.31x = 610,734,518.73 × 173,860,119.63
  4. Step 4: Simplify right side
    406,974,929.31x = 106,182,376,488,568,272
  5. Step 5: Solve for x
    x = 106,182,376,488,568,272/406,974,929.31
  6. Step 6: Final answer
    x = 260,906,431.43

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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.