Home / 295,048,979.40-442,573,469.10-141,993,971.40

Finding the Fourth Proportional to 295,048,979.40, 442,573,469.10 and 141,993,971.40

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Solution

The fourth proportional to 295,048,979.40, 442,573,469.10 and 141,993,971.40 is: 212,990,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,048,979.40 : 442,573,469.10 = 141,993,971.40 : x
  2. Step 2: Convert to fraction form
    295,048,979.40/442,573,469.10 = 141,993,971.40/x
  3. Step 3: Cross multiply
    295,048,979.40x = 442,573,469.10 × 141,993,971.40
  4. Step 4: Simplify right side
    295,048,979.40x = 62,842,764,513,784,192
  5. Step 5: Solve for x
    x = 62,842,764,513,784,192/295,048,979.40
  6. Step 6: Final answer
    x = 212,990,957.10

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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.