Home / 589,744,563.70-884,616,845.55-553,393,999.30

Finding the Fourth Proportional to 589,744,563.70, 884,616,845.55 and 553,393,999.30

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Solution

The fourth proportional to 589,744,563.70, 884,616,845.55 and 553,393,999.30 is: 830,090,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,744,563.70 : 884,616,845.55 = 553,393,999.30 : x
  2. Step 2: Convert to fraction form
    589,744,563.70/884,616,845.55 = 553,393,999.30/x
  3. Step 3: Cross multiply
    589,744,563.70x = 884,616,845.55 × 553,393,999.30
  4. Step 4: Simplify right side
    589,744,563.70x = 489,541,654,007,064,832
  5. Step 5: Solve for x
    x = 489,541,654,007,064,832/589,744,563.70
  6. Step 6: Final answer
    x = 830,090,998.95

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Double scale
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Similar ratio
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1.5x scale

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.