Home / 1,122,696,293.76-1,684,202,690.56-346,405,072.32

Finding the Fourth Proportional to 1,122,696,293.76, 1,684,202,690.56 and 346,405,072.32

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Solution

The fourth proportional to 1,122,696,293.76, 1,684,202,690.56 and 346,405,072.32 is: 519,656,436.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,696,293.76 : 1,684,202,690.56 = 346,405,072.32 : x
  2. Step 2: Convert to fraction form
    1,122,696,293.76/1,684,202,690.56 = 346,405,072.32/x
  3. Step 3: Cross multiply
    1,122,696,293.76x = 1,684,202,690.56 × 346,405,072.32
  4. Step 4: Simplify right side
    1,122,696,293.76x = 583,416,354,824,975,360
  5. Step 5: Solve for x
    x = 583,416,354,824,975,360/1,122,696,293.76
  6. Step 6: Final answer
    x = 519,656,436.09

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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.