Home / 199,714,593.60-299,571,890.40-122,788,180.80

Finding the Fourth Proportional to 199,714,593.60, 299,571,890.40 and 122,788,180.80

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Solution

The fourth proportional to 199,714,593.60, 299,571,890.40 and 122,788,180.80 is: 184,182,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,714,593.60 : 299,571,890.40 = 122,788,180.80 : x
  2. Step 2: Convert to fraction form
    199,714,593.60/299,571,890.40 = 122,788,180.80/x
  3. Step 3: Cross multiply
    199,714,593.60x = 299,571,890.40 × 122,788,180.80
  4. Step 4: Simplify right side
    199,714,593.60x = 36,783,887,441,032,984
  5. Step 5: Solve for x
    x = 36,783,887,441,032,984/199,714,593.60
  6. Step 6: Final answer
    x = 184,182,271.20

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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.