Home / 299,550,501.60-449,325,752.40-248,490,175.20

Finding the Fourth Proportional to 299,550,501.60, 449,325,752.40 and 248,490,175.20

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Solution

The fourth proportional to 299,550,501.60, 449,325,752.40 and 248,490,175.20 is: 372,735,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,550,501.60 : 449,325,752.40 = 248,490,175.20 : x
  2. Step 2: Convert to fraction form
    299,550,501.60/449,325,752.40 = 248,490,175.20/x
  3. Step 3: Cross multiply
    299,550,501.60x = 449,325,752.40 × 248,490,175.20
  4. Step 4: Simplify right side
    299,550,501.60x = 111,653,034,935,747,808
  5. Step 5: Solve for x
    x = 111,653,034,935,747,808/299,550,501.60
  6. Step 6: Final answer
    x = 372,735,262.80

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1.5x scale

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.