Home / 10,293,108,481.66-15,370,348,769.98-8,406,048,147.36

Finding the Fourth Proportional to 10,293,108,481.66, 15,370,348,769.98 and 8,406,048,147.36

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Solution

The fourth proportional to 10,293,108,481.66, 15,370,348,769.98 and 8,406,048,147.36 is: 12,552,465,762.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293,108,481.66 : 15,370,348,769.98 = 8,406,048,147.36 : x
  2. Step 2: Convert to fraction form
    10,293,108,481.66/15,370,348,769.98 = 8,406,048,147.36/x
  3. Step 3: Cross multiply
    10,293,108,481.66x = 15,370,348,769.98 × 8,406,048,147.36
  4. Step 4: Simplify right side
    10,293,108,481.66x = 129,203,891,802,167,427,072
  5. Step 5: Solve for x
    x = 129,203,891,802,167,427,072/10,293,108,481.66
  6. Step 6: Final answer
    x = 12,552,465,762.15

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.