Home / 1,494,027,485.40-2,241,377,151.30-458,936,131.80

Finding the Fourth Proportional to 1,494,027,485.40, 2,241,377,151.30 and 458,936,131.80

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Solution

The fourth proportional to 1,494,027,485.40, 2,241,377,151.30 and 458,936,131.80 is: 688,507,386.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,027,485.40 : 2,241,377,151.30 = 458,936,131.80 : x
  2. Step 2: Convert to fraction form
    1,494,027,485.40/2,241,377,151.30 = 458,936,131.80/x
  3. Step 3: Cross multiply
    1,494,027,485.40x = 2,241,377,151.30 × 458,936,131.80
  4. Step 4: Simplify right side
    1,494,027,485.40x = 1,028,648,959,722,525,440
  5. Step 5: Solve for x
    x = 1,028,648,959,722,525,440/1,494,027,485.40
  6. Step 6: Final answer
    x = 688,507,386.76

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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.