Home / 315,975,344.40-473,963,016.60-277,711,592.40

Finding the Fourth Proportional to 315,975,344.40, 473,963,016.60 and 277,711,592.40

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Solution

The fourth proportional to 315,975,344.40, 473,963,016.60 and 277,711,592.40 is: 416,567,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,975,344.40 : 473,963,016.60 = 277,711,592.40 : x
  2. Step 2: Convert to fraction form
    315,975,344.40/473,963,016.60 = 277,711,592.40/x
  3. Step 3: Cross multiply
    315,975,344.40x = 473,963,016.60 × 277,711,592.40
  4. Step 4: Simplify right side
    315,975,344.40x = 131,625,024,078,693,632
  5. Step 5: Solve for x
    x = 131,625,024,078,693,632/315,975,344.40
  6. Step 6: Final answer
    x = 416,567,388.60

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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.