Home / 162,487,555.20-243,589,615.20-97,817,090.40

Finding the Fourth Proportional to 162,487,555.20, 243,589,615.20 and 97,817,090.40

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Solution

The fourth proportional to 162,487,555.20, 243,589,615.20 and 97,817,090.40 is: 146,640,321.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,487,555.20 : 243,589,615.20 = 97,817,090.40 : x
  2. Step 2: Convert to fraction form
    162,487,555.20/243,589,615.20 = 97,817,090.40/x
  3. Step 3: Cross multiply
    162,487,555.20x = 243,589,615.20 × 97,817,090.40
  4. Step 4: Simplify right side
    162,487,555.20x = 23,827,227,410,519,616
  5. Step 5: Solve for x
    x = 23,827,227,410,519,616/162,487,555.20
  6. Step 6: Final answer
    x = 146,640,321.97

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1.5x scale

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.