Home / 448,560,094.80-672,115,807.80-253,892,600.40

Finding the Fourth Proportional to 448,560,094.80, 672,115,807.80 and 253,892,600.40

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Solution

The fourth proportional to 448,560,094.80, 672,115,807.80 and 253,892,600.40 is: 380,428,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,560,094.80 : 672,115,807.80 = 253,892,600.40 : x
  2. Step 2: Convert to fraction form
    448,560,094.80/672,115,807.80 = 253,892,600.40/x
  3. Step 3: Cross multiply
    448,560,094.80x = 672,115,807.80 × 253,892,600.40
  4. Step 4: Simplify right side
    448,560,094.80x = 170,645,230,212,288,608
  5. Step 5: Solve for x
    x = 170,645,230,212,288,608/448,560,094.80
  6. Step 6: Final answer
    x = 380,428,915.08

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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.