Home / 85,536,060.40-128,192,116.20-34,376,201.20

Finding the Fourth Proportional to 85,536,060.40, 128,192,116.20 and 34,376,201.20

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Solution

The fourth proportional to 85,536,060.40, 128,192,116.20 and 34,376,201.20 is: 51,519,300.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,536,060.40 : 128,192,116.20 = 34,376,201.20 : x
  2. Step 2: Convert to fraction form
    85,536,060.40/128,192,116.20 = 34,376,201.20/x
  3. Step 3: Cross multiply
    85,536,060.40x = 128,192,116.20 × 34,376,201.20
  4. Step 4: Simplify right side
    85,536,060.40x = 4,406,757,978,744,980
  5. Step 5: Solve for x
    x = 4,406,757,978,744,980/85,536,060.40
  6. Step 6: Final answer
    x = 51,519,300.26

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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.