Home / 8,503,066,312.40-12,754,599,468.60-7,339,848,251.60

Finding the Fourth Proportional to 8,503,066,312.40, 12,754,599,468.60 and 7,339,848,251.60

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Solution

The fourth proportional to 8,503,066,312.40, 12,754,599,468.60 and 7,339,848,251.60 is: 11,009,772,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,066,312.40 : 12,754,599,468.60 = 7,339,848,251.60 : x
  2. Step 2: Convert to fraction form
    8,503,066,312.40/12,754,599,468.60 = 7,339,848,251.60/x
  3. Step 3: Cross multiply
    8,503,066,312.40x = 12,754,599,468.60 × 7,339,848,251.60
  4. Step 4: Simplify right side
    8,503,066,312.40x = 93,616,824,609,462,009,856
  5. Step 5: Solve for x
    x = 93,616,824,609,462,009,856/8,503,066,312.40
  6. Step 6: Final answer
    x = 11,009,772,377.40

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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.