Home / 2,652,220,873.60-3,978,331,310.40-904,842,865.60

Finding the Fourth Proportional to 2,652,220,873.60, 3,978,331,310.40 and 904,842,865.60

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Solution

The fourth proportional to 2,652,220,873.60, 3,978,331,310.40 and 904,842,865.60 is: 1,357,264,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,220,873.60 : 3,978,331,310.40 = 904,842,865.60 : x
  2. Step 2: Convert to fraction form
    2,652,220,873.60/3,978,331,310.40 = 904,842,865.60/x
  3. Step 3: Cross multiply
    2,652,220,873.60x = 3,978,331,310.40 × 904,842,865.60
  4. Step 4: Simplify right side
    2,652,220,873.60x = 3,599,764,703,208,539,136
  5. Step 5: Solve for x
    x = 3,599,764,703,208,539,136/2,652,220,873.60
  6. Step 6: Final answer
    x = 1,357,264,298.40

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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.