Home / 295,048,979.90-442,573,469.85-141,993,971.90

Finding the Fourth Proportional to 295,048,979.90, 442,573,469.85 and 141,993,971.90

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Solution

The fourth proportional to 295,048,979.90, 442,573,469.85 and 141,993,971.90 is: 212,990,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,048,979.90 : 442,573,469.85 = 141,993,971.90 : x
  2. Step 2: Convert to fraction form
    295,048,979.90/442,573,469.85 = 141,993,971.90/x
  3. Step 3: Cross multiply
    295,048,979.90x = 442,573,469.85 × 141,993,971.90
  4. Step 4: Simplify right side
    295,048,979.90x = 62,842,764,841,566,400
  5. Step 5: Solve for x
    x = 62,842,764,841,566,400/295,048,979.90
  6. Step 6: Final answer
    x = 212,990,957.85

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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.