Home / 9,966,906,670.60-14,950,360,005.90-8,346,413,153.80

Finding the Fourth Proportional to 9,966,906,670.60, 14,950,360,005.90 and 8,346,413,153.80

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Solution

The fourth proportional to 9,966,906,670.60, 14,950,360,005.90 and 8,346,413,153.80 is: 12,519,619,730.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,906,670.60 : 14,950,360,005.90 = 8,346,413,153.80 : x
  2. Step 2: Convert to fraction form
    9,966,906,670.60/14,950,360,005.90 = 8,346,413,153.80/x
  3. Step 3: Cross multiply
    9,966,906,670.60x = 14,950,360,005.90 × 8,346,413,153.80
  4. Step 4: Simplify right side
    9,966,906,670.60x = 124,781,881,407,289,212,928
  5. Step 5: Solve for x
    x = 124,781,881,407,289,212,928/9,966,906,670.60
  6. Step 6: Final answer
    x = 12,519,619,730.70

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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.