Home / 266,328,022.20-399,492,033.30-74,851,798.20

Finding the Fourth Proportional to 266,328,022.20, 399,492,033.30 and 74,851,798.20

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Solution

The fourth proportional to 266,328,022.20, 399,492,033.30 and 74,851,798.20 is: 112,277,697.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,328,022.20 : 399,492,033.30 = 74,851,798.20 : x
  2. Step 2: Convert to fraction form
    266,328,022.20/399,492,033.30 = 74,851,798.20/x
  3. Step 3: Cross multiply
    266,328,022.20x = 399,492,033.30 × 74,851,798.20
  4. Step 4: Simplify right side
    266,328,022.20x = 29,902,697,059,079,284
  5. Step 5: Solve for x
    x = 29,902,697,059,079,284/266,328,022.20
  6. Step 6: Final answer
    x = 112,277,697.30

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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.