Home / 272,966,031.60-409,449,047.40-169,653,901.20

Finding the Fourth Proportional to 272,966,031.60, 409,449,047.40 and 169,653,901.20

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Solution

The fourth proportional to 272,966,031.60, 409,449,047.40 and 169,653,901.20 is: 254,480,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,966,031.60 : 409,449,047.40 = 169,653,901.20 : x
  2. Step 2: Convert to fraction form
    272,966,031.60/409,449,047.40 = 169,653,901.20/x
  3. Step 3: Cross multiply
    272,966,031.60x = 409,449,047.40 × 169,653,901.20
  4. Step 4: Simplify right side
    272,966,031.60x = 69,464,628,234,033,704
  5. Step 5: Solve for x
    x = 69,464,628,234,033,704/272,966,031.60
  6. Step 6: Final answer
    x = 254,480,851.80

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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.