Home / 212,947,406.04-293,868,305.64-115,162,262.04

Finding the Fourth Proportional to 212,947,406.04, 293,868,305.64 and 115,162,262.04

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Solution

The fourth proportional to 212,947,406.04, 293,868,305.64 and 115,162,262.04 is: 158,924,400.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,947,406.04 : 293,868,305.64 = 115,162,262.04 : x
  2. Step 2: Convert to fraction form
    212,947,406.04/293,868,305.64 = 115,162,262.04/x
  3. Step 3: Cross multiply
    212,947,406.04x = 293,868,305.64 × 115,162,262.04
  4. Step 4: Simplify right side
    212,947,406.04x = 33,842,538,819,364,492
  5. Step 5: Solve for x
    x = 33,842,538,819,364,492/212,947,406.04
  6. Step 6: Final answer
    x = 158,924,400.39

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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.