Home / 5,127,721,623.40-7,691,582,435.10-4,783,736,266.60

Finding the Fourth Proportional to 5,127,721,623.40, 7,691,582,435.10 and 4,783,736,266.60

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Solution

The fourth proportional to 5,127,721,623.40, 7,691,582,435.10 and 4,783,736,266.60 is: 7,175,604,399.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,721,623.40 : 7,691,582,435.10 = 4,783,736,266.60 : x
  2. Step 2: Convert to fraction form
    5,127,721,623.40/7,691,582,435.10 = 4,783,736,266.60/x
  3. Step 3: Cross multiply
    5,127,721,623.40x = 7,691,582,435.10 × 4,783,736,266.60
  4. Step 4: Simplify right side
    5,127,721,623.40x = 36,794,501,842,331,414,528
  5. Step 5: Solve for x
    x = 36,794,501,842,331,414,528/5,127,721,623.40
  6. Step 6: Final answer
    x = 7,175,604,399.90

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Double scale
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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.