Home / 254,208,697.20-381,348,475.20-108,641,102.40

Finding the Fourth Proportional to 254,208,697.20, 381,348,475.20 and 108,641,102.40

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Solution

The fourth proportional to 254,208,697.20, 381,348,475.20 and 108,641,102.40 is: 162,976,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,208,697.20 : 381,348,475.20 = 108,641,102.40 : x
  2. Step 2: Convert to fraction form
    254,208,697.20/381,348,475.20 = 108,641,102.40/x
  3. Step 3: Cross multiply
    254,208,697.20x = 381,348,475.20 × 108,641,102.40
  4. Step 4: Simplify right side
    254,208,697.20x = 41,430,118,744,287,064
  5. Step 5: Solve for x
    x = 41,430,118,744,287,064/254,208,697.20
  6. Step 6: Final answer
    x = 162,976,795.05

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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.