Home / 479,252,173,645.80-718,878,260,468.70-339,938,104,141.80

Finding the Fourth Proportional to 479,252,173,645.80, 718,878,260,468.70 and 339,938,104,141.80

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Solution

The fourth proportional to 479,252,173,645.80, 718,878,260,468.70 and 339,938,104,141.80 is: 509,907,156,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,252,173,645.80 : 718,878,260,468.70 = 339,938,104,141.80 : x
  2. Step 2: Convert to fraction form
    479,252,173,645.80/718,878,260,468.70 = 339,938,104,141.80/x
  3. Step 3: Cross multiply
    479,252,173,645.80x = 718,878,260,468.70 × 339,938,104,141.80
  4. Step 4: Simplify right side
    479,252,173,645.80x = 244,374,112,972,484,925,980,672
  5. Step 5: Solve for x
    x = 244,374,112,972,484,925,980,672/479,252,173,645.80
  6. Step 6: Final answer
    x = 509,907,156,212.70

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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.