Home / 215,323,305.90-322,984,958.85-200,017,805.10

Finding the Fourth Proportional to 215,323,305.90, 322,984,958.85 and 200,017,805.10

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Solution

The fourth proportional to 215,323,305.90, 322,984,958.85 and 200,017,805.10 is: 300,026,707.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,323,305.90 : 322,984,958.85 = 200,017,805.10 : x
  2. Step 2: Convert to fraction form
    215,323,305.90/322,984,958.85 = 200,017,805.10/x
  3. Step 3: Cross multiply
    215,323,305.90x = 322,984,958.85 × 200,017,805.10
  4. Step 4: Simplify right side
    215,323,305.90x = 64,602,742,549,490,824
  5. Step 5: Solve for x
    x = 64,602,742,549,490,824/215,323,305.90
  6. Step 6: Final answer
    x = 300,026,707.65

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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.