Home / 278,432,354.59-417,388,891.43-94,070,899.44

Finding the Fourth Proportional to 278,432,354.59, 417,388,891.43 and 94,070,899.44

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Solution

The fourth proportional to 278,432,354.59, 417,388,891.43 and 94,070,899.44 is: 141,018,627.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,432,354.59 : 417,388,891.43 = 94,070,899.44 : x
  2. Step 2: Convert to fraction form
    278,432,354.59/417,388,891.43 = 94,070,899.44/x
  3. Step 3: Cross multiply
    278,432,354.59x = 417,388,891.43 × 94,070,899.44
  4. Step 4: Simplify right side
    278,432,354.59x = 39,264,148,433,084,608
  5. Step 5: Solve for x
    x = 39,264,148,433,084,608/278,432,354.59
  6. Step 6: Final answer
    x = 141,018,627.27

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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.