Home / 1,801,656,618.40-2,702,484,927.60-1,109,318,903.20

Finding the Fourth Proportional to 1,801,656,618.40, 2,702,484,927.60 and 1,109,318,903.20

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Solution

The fourth proportional to 1,801,656,618.40, 2,702,484,927.60 and 1,109,318,903.20 is: 1,663,978,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,656,618.40 : 2,702,484,927.60 = 1,109,318,903.20 : x
  2. Step 2: Convert to fraction form
    1,801,656,618.40/2,702,484,927.60 = 1,109,318,903.20/x
  3. Step 3: Cross multiply
    1,801,656,618.40x = 2,702,484,927.60 × 1,109,318,903.20
  4. Step 4: Simplify right side
    1,801,656,618.40x = 2,997,917,615,799,763,456
  5. Step 5: Solve for x
    x = 2,997,917,615,799,763,456/1,801,656,618.40
  6. Step 6: Final answer
    x = 1,663,978,354.80

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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.