Home / 9,966,906,009.60-14,950,359,014.40-8,346,412,492.80

Finding the Fourth Proportional to 9,966,906,009.60, 14,950,359,014.40 and 8,346,412,492.80

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Solution

The fourth proportional to 9,966,906,009.60, 14,950,359,014.40 and 8,346,412,492.80 is: 12,519,618,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,906,009.60 : 14,950,359,014.40 = 8,346,412,492.80 : x
  2. Step 2: Convert to fraction form
    9,966,906,009.60/14,950,359,014.40 = 8,346,412,492.80/x
  3. Step 3: Cross multiply
    9,966,906,009.60x = 14,950,359,014.40 × 8,346,412,492.80
  4. Step 4: Simplify right side
    9,966,906,009.60x = 124,781,863,249,633,247,232
  5. Step 5: Solve for x
    x = 124,781,863,249,633,247,232/9,966,906,009.60
  6. Step 6: Final answer
    x = 12,519,618,739.20

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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.