Home / 212,947,400.04-293,868,297.36-115,162,256.04

Finding the Fourth Proportional to 212,947,400.04, 293,868,297.36 and 115,162,256.04

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Solution

The fourth proportional to 212,947,400.04, 293,868,297.36 and 115,162,256.04 is: 158,924,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,947,400.04 : 293,868,297.36 = 115,162,256.04 : x
  2. Step 2: Convert to fraction form
    212,947,400.04/293,868,297.36 = 115,162,256.04/x
  3. Step 3: Cross multiply
    212,947,400.04x = 293,868,297.36 × 115,162,256.04
  4. Step 4: Simplify right side
    212,947,400.04x = 33,842,536,102,611,180
  5. Step 5: Solve for x
    x = 33,842,536,102,611,180/212,947,400.04
  6. Step 6: Final answer
    x = 158,924,392.11

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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.