Home / 1,203,408,048.60-1,805,112,072.90-828,901,575.90

Finding the Fourth Proportional to 1,203,408,048.60, 1,805,112,072.90 and 828,901,575.90

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Solution

The fourth proportional to 1,203,408,048.60, 1,805,112,072.90 and 828,901,575.90 is: 1,243,352,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,408,048.60 : 1,805,112,072.90 = 828,901,575.90 : x
  2. Step 2: Convert to fraction form
    1,203,408,048.60/1,805,112,072.90 = 828,901,575.90/x
  3. Step 3: Cross multiply
    1,203,408,048.60x = 1,805,112,072.90 × 828,901,575.90
  4. Step 4: Simplify right side
    1,203,408,048.60x = 1,496,260,241,902,925,824
  5. Step 5: Solve for x
    x = 1,496,260,241,902,925,824/1,203,408,048.60
  6. Step 6: Final answer
    x = 1,243,352,363.85

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Double scale
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Similar ratio
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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.