Home / 1,368,672,002.60-2,053,008,003.90-448,326,415.40

Finding the Fourth Proportional to 1,368,672,002.60, 2,053,008,003.90 and 448,326,415.40

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Solution

The fourth proportional to 1,368,672,002.60, 2,053,008,003.90 and 448,326,415.40 is: 672,489,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,672,002.60 : 2,053,008,003.90 = 448,326,415.40 : x
  2. Step 2: Convert to fraction form
    1,368,672,002.60/2,053,008,003.90 = 448,326,415.40/x
  3. Step 3: Cross multiply
    1,368,672,002.60x = 2,053,008,003.90 × 448,326,415.40
  4. Step 4: Simplify right side
    1,368,672,002.60x = 920,417,719,175,996,160
  5. Step 5: Solve for x
    x = 920,417,719,175,996,160/1,368,672,002.60
  6. Step 6: Final answer
    x = 672,489,623.10

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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.