Home / 830,197,213.92-1,145,685,766.46-495,698,966.75

Finding the Fourth Proportional to 830,197,213.92, 1,145,685,766.46 and 495,698,966.75

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Solution

The fourth proportional to 830,197,213.92, 1,145,685,766.46 and 495,698,966.75 is: 684,072,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,197,213.92 : 1,145,685,766.46 = 495,698,966.75 : x
  2. Step 2: Convert to fraction form
    830,197,213.92/1,145,685,766.46 = 495,698,966.75/x
  3. Step 3: Cross multiply
    830,197,213.92x = 1,145,685,766.46 × 495,698,966.75
  4. Step 4: Simplify right side
    830,197,213.92x = 567,915,250,654,789,504
  5. Step 5: Solve for x
    x = 567,915,250,654,789,504/830,197,213.92
  6. Step 6: Final answer
    x = 684,072,701.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.