Home / 188,621,899.30-282,932,782.35-50,443,915.11

Finding the Fourth Proportional to 188,621,899.30, 282,932,782.35 and 50,443,915.11

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Solution

The fourth proportional to 188,621,899.30, 282,932,782.35 and 50,443,915.11 is: 75,665,854.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,621,899.30 : 282,932,782.35 = 50,443,915.11 : x
  2. Step 2: Convert to fraction form
    188,621,899.30/282,932,782.35 = 50,443,915.11/x
  3. Step 3: Cross multiply
    188,621,899.30x = 282,932,782.35 × 50,443,915.11
  4. Step 4: Simplify right side
    188,621,899.30x = 14,272,237,254,459,180
  5. Step 5: Solve for x
    x = 14,272,237,254,459,180/188,621,899.30
  6. Step 6: Final answer
    x = 75,665,854.85

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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.