Home / 45,506,141.80-68,259,212.70-13,159,099.60

Finding the Fourth Proportional to 45,506,141.80, 68,259,212.70 and 13,159,099.60

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Solution

The fourth proportional to 45,506,141.80, 68,259,212.70 and 13,159,099.60 is: 19,738,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,506,141.80 : 68,259,212.70 = 13,159,099.60 : x
  2. Step 2: Convert to fraction form
    45,506,141.80/68,259,212.70 = 13,159,099.60/x
  3. Step 3: Cross multiply
    45,506,141.80x = 68,259,212.70 × 13,159,099.60
  4. Step 4: Simplify right side
    45,506,141.80x = 898,229,778,536,884.88
  5. Step 5: Solve for x
    x = 898,229,778,536,884.88/45,506,141.80
  6. Step 6: Final answer
    x = 19,738,649.40

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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.