Home / 10,451,232,003.55-15,676,848,005.33-9,653,078,480.35

Finding the Fourth Proportional to 10,451,232,003.55, 15,676,848,005.33 and 9,653,078,480.35

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Solution

The fourth proportional to 10,451,232,003.55, 15,676,848,005.33 and 9,653,078,480.35 is: 14,479,617,720.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451,232,003.55 : 15,676,848,005.33 = 9,653,078,480.35 : x
  2. Step 2: Convert to fraction form
    10,451,232,003.55/15,676,848,005.33 = 9,653,078,480.35/x
  3. Step 3: Cross multiply
    10,451,232,003.55x = 15,676,848,005.33 × 9,653,078,480.35
  4. Step 4: Simplify right side
    10,451,232,003.55x = 151,329,844,119,968,841,728
  5. Step 5: Solve for x
    x = 151,329,844,119,968,841,728/10,451,232,003.55
  6. Step 6: Final answer
    x = 14,479,617,720.53

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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.