Home / 112,282,685.40-168,480,015.30-63,797,770.20

Finding the Fourth Proportional to 112,282,685.40, 168,480,015.30 and 63,797,770.20

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Solution

The fourth proportional to 112,282,685.40, 168,480,015.30 and 63,797,770.20 is: 95,728,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,282,685.40 : 168,480,015.30 = 63,797,770.20 : x
  2. Step 2: Convert to fraction form
    112,282,685.40/168,480,015.30 = 63,797,770.20/x
  3. Step 3: Cross multiply
    112,282,685.40x = 168,480,015.30 × 63,797,770.20
  4. Step 4: Simplify right side
    112,282,685.40x = 10,748,649,299,401,886
  5. Step 5: Solve for x
    x = 10,748,649,299,401,886/112,282,685.40
  6. Step 6: Final answer
    x = 95,728,466.60

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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.