Home / 2,691,793,999.40-4,037,690,999.10-1,240,605,775.40

Finding the Fourth Proportional to 2,691,793,999.40, 4,037,690,999.10 and 1,240,605,775.40

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Solution

The fourth proportional to 2,691,793,999.40, 4,037,690,999.10 and 1,240,605,775.40 is: 1,860,908,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,793,999.40 : 4,037,690,999.10 = 1,240,605,775.40 : x
  2. Step 2: Convert to fraction form
    2,691,793,999.40/4,037,690,999.10 = 1,240,605,775.40/x
  3. Step 3: Cross multiply
    2,691,793,999.40x = 4,037,690,999.10 × 1,240,605,775.40
  4. Step 4: Simplify right side
    2,691,793,999.40x = 5,009,182,772,764,056,576
  5. Step 5: Solve for x
    x = 5,009,182,772,764,056,576/2,691,793,999.40
  6. Step 6: Final answer
    x = 1,860,908,663.10

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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.