Home / 272,968,353.60-409,452,530.40-169,656,223.20

Finding the Fourth Proportional to 272,968,353.60, 409,452,530.40 and 169,656,223.20

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Solution

The fourth proportional to 272,968,353.60, 409,452,530.40 and 169,656,223.20 is: 254,484,334.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,968,353.60 : 409,452,530.40 = 169,656,223.20 : x
  2. Step 2: Convert to fraction form
    272,968,353.60/409,452,530.40 = 169,656,223.20/x
  3. Step 3: Cross multiply
    272,968,353.60x = 409,452,530.40 × 169,656,223.20
  4. Step 4: Simplify right side
    272,968,353.60x = 69,466,169,887,347,176
  5. Step 5: Solve for x
    x = 69,466,169,887,347,176/272,968,353.60
  6. Step 6: Final answer
    x = 254,484,334.80

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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.