Home / 3,149,285,308.40-4,723,927,962.60-967,968,009.20

Finding the Fourth Proportional to 3,149,285,308.40, 4,723,927,962.60 and 967,968,009.20

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Solution

The fourth proportional to 3,149,285,308.40, 4,723,927,962.60 and 967,968,009.20 is: 1,451,952,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,285,308.40 : 4,723,927,962.60 = 967,968,009.20 : x
  2. Step 2: Convert to fraction form
    3,149,285,308.40/4,723,927,962.60 = 967,968,009.20/x
  3. Step 3: Cross multiply
    3,149,285,308.40x = 4,723,927,962.60 × 967,968,009.20
  4. Step 4: Simplify right side
    3,149,285,308.40x = 4,572,611,145,562,134,528
  5. Step 5: Solve for x
    x = 4,572,611,145,562,134,528/3,149,285,308.40
  6. Step 6: Final answer
    x = 1,451,952,013.80

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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.