Home / 214,536,435.20-321,807,601.20-61,182,504.80

Finding the Fourth Proportional to 214,536,435.20, 321,807,601.20 and 61,182,504.80

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Solution

The fourth proportional to 214,536,435.20, 321,807,601.20 and 61,182,504.80 is: 91,774,598.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,536,435.20 : 321,807,601.20 = 61,182,504.80 : x
  2. Step 2: Convert to fraction form
    214,536,435.20/321,807,601.20 = 61,182,504.80/x
  3. Step 3: Cross multiply
    214,536,435.20x = 321,807,601.20 × 61,182,504.80
  4. Step 4: Simplify right side
    214,536,435.20x = 19,688,995,105,095,484
  5. Step 5: Solve for x
    x = 19,688,995,105,095,484/214,536,435.20
  6. Step 6: Final answer
    x = 91,774,598.04

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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.