Home / 1,137,969,032.60-1,707,000,788.10-361,592,780.60

Finding the Fourth Proportional to 1,137,969,032.60, 1,707,000,788.10 and 361,592,780.60

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Solution

The fourth proportional to 1,137,969,032.60, 1,707,000,788.10 and 361,592,780.60 is: 542,404,181.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,969,032.60 : 1,707,000,788.10 = 361,592,780.60 : x
  2. Step 2: Convert to fraction form
    1,137,969,032.60/1,707,000,788.10 = 361,592,780.60/x
  3. Step 3: Cross multiply
    1,137,969,032.60x = 1,707,000,788.10 × 361,592,780.60
  4. Step 4: Simplify right side
    1,137,969,032.60x = 617,239,161,455,470,336
  5. Step 5: Solve for x
    x = 617,239,161,455,470,336/1,137,969,032.60
  6. Step 6: Final answer
    x = 542,404,181.29

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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.