Home / 130,212,180.80-195,019,672.80-127,226,196.80

Finding the Fourth Proportional to 130,212,180.80, 195,019,672.80 and 127,226,196.80

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Solution

The fourth proportional to 130,212,180.80, 195,019,672.80 and 127,226,196.80 is: 190,547,544.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,212,180.80 : 195,019,672.80 = 127,226,196.80 : x
  2. Step 2: Convert to fraction form
    130,212,180.80/195,019,672.80 = 127,226,196.80/x
  3. Step 3: Cross multiply
    130,212,180.80x = 195,019,672.80 × 127,226,196.80
  4. Step 4: Simplify right side
    130,212,180.80x = 24,811,611,271,524,408
  5. Step 5: Solve for x
    x = 24,811,611,271,524,408/130,212,180.80
  6. Step 6: Final answer
    x = 190,547,544.16

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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.