Home / 12,061,805,903.20-18,092,708,854.80-8,962,441,991.20

Finding the Fourth Proportional to 12,061,805,903.20, 18,092,708,854.80 and 8,962,441,991.20

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Solution

The fourth proportional to 12,061,805,903.20, 18,092,708,854.80 and 8,962,441,991.20 is: 13,443,662,986.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,061,805,903.20 : 18,092,708,854.80 = 8,962,441,991.20 : x
  2. Step 2: Convert to fraction form
    12,061,805,903.20/18,092,708,854.80 = 8,962,441,991.20/x
  3. Step 3: Cross multiply
    12,061,805,903.20x = 18,092,708,854.80 × 8,962,441,991.20
  4. Step 4: Simplify right side
    12,061,805,903.20x = 162,154,853,574,815,580,160
  5. Step 5: Solve for x
    x = 162,154,853,574,815,580,160/12,061,805,903.20
  6. Step 6: Final answer
    x = 13,443,662,986.80

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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.