Home / 577,470,575.40-866,205,863.10-448,476,066.60

Finding the Fourth Proportional to 577,470,575.40, 866,205,863.10 and 448,476,066.60

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Solution

The fourth proportional to 577,470,575.40, 866,205,863.10 and 448,476,066.60 is: 672,714,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,470,575.40 : 866,205,863.10 = 448,476,066.60 : x
  2. Step 2: Convert to fraction form
    577,470,575.40/866,205,863.10 = 448,476,066.60/x
  3. Step 3: Cross multiply
    577,470,575.40x = 866,205,863.10 × 448,476,066.60
  4. Step 4: Simplify right side
    577,470,575.40x = 388,472,598,348,946,112
  5. Step 5: Solve for x
    x = 388,472,598,348,946,112/577,470,575.40
  6. Step 6: Final answer
    x = 672,714,099.90

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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.