Home / 1,638,149,563.80-2,457,224,345.70-602,796,207.60

Finding the Fourth Proportional to 1,638,149,563.80, 2,457,224,345.70 and 602,796,207.60

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Solution

The fourth proportional to 1,638,149,563.80, 2,457,224,345.70 and 602,796,207.60 is: 904,194,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,149,563.80 : 2,457,224,345.70 = 602,796,207.60 : x
  2. Step 2: Convert to fraction form
    1,638,149,563.80/2,457,224,345.70 = 602,796,207.60/x
  3. Step 3: Cross multiply
    1,638,149,563.80x = 2,457,224,345.70 × 602,796,207.60
  4. Step 4: Simplify right side
    1,638,149,563.80x = 1,481,205,516,810,351,360
  5. Step 5: Solve for x
    x = 1,481,205,516,810,351,360/1,638,149,563.80
  6. Step 6: Final answer
    x = 904,194,311.40

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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.