Home / 354,314,278.60-532,038,288.30-268,149,977.80

Finding the Fourth Proportional to 354,314,278.60, 532,038,288.30 and 268,149,977.80

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Solution

The fourth proportional to 354,314,278.60, 532,038,288.30 and 268,149,977.80 is: 402,653,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,314,278.60 : 532,038,288.30 = 268,149,977.80 : x
  2. Step 2: Convert to fraction form
    354,314,278.60/532,038,288.30 = 268,149,977.80/x
  3. Step 3: Cross multiply
    354,314,278.60x = 532,038,288.30 × 268,149,977.80
  4. Step 4: Simplify right side
    354,314,278.60x = 142,666,055,196,395,008
  5. Step 5: Solve for x
    x = 142,666,055,196,395,008/354,314,278.60
  6. Step 6: Final answer
    x = 402,653,982.11

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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.