Home / 215,898,173.10-323,847,259.65-143,197,044.30

Finding the Fourth Proportional to 215,898,173.10, 323,847,259.65 and 143,197,044.30

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Solution

The fourth proportional to 215,898,173.10, 323,847,259.65 and 143,197,044.30 is: 214,795,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,898,173.10 : 323,847,259.65 = 143,197,044.30 : x
  2. Step 2: Convert to fraction form
    215,898,173.10/323,847,259.65 = 143,197,044.30/x
  3. Step 3: Cross multiply
    215,898,173.10x = 323,847,259.65 × 143,197,044.30
  4. Step 4: Simplify right side
    215,898,173.10x = 46,373,970,386,534,656
  5. Step 5: Solve for x
    x = 46,373,970,386,534,656/215,898,173.10
  6. Step 6: Final answer
    x = 214,795,566.45

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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.