Home / 272,967,551.10-409,451,326.65-169,655,420.70

Finding the Fourth Proportional to 272,967,551.10, 409,451,326.65 and 169,655,420.70

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Solution

The fourth proportional to 272,967,551.10, 409,451,326.65 and 169,655,420.70 is: 254,483,131.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,967,551.10 : 409,451,326.65 = 169,655,420.70 : x
  2. Step 2: Convert to fraction form
    272,967,551.10/409,451,326.65 = 169,655,420.70/x
  3. Step 3: Cross multiply
    272,967,551.10x = 409,451,326.65 × 169,655,420.70
  4. Step 4: Simplify right side
    272,967,551.10x = 69,465,637,078,978,864
  5. Step 5: Solve for x
    x = 69,465,637,078,978,864/272,967,551.10
  6. Step 6: Final answer
    x = 254,483,131.05

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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.