Home / 108,653,543.10-162,980,314.65-65,500,533.90

Finding the Fourth Proportional to 108,653,543.10, 162,980,314.65 and 65,500,533.90

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Solution

The fourth proportional to 108,653,543.10, 162,980,314.65 and 65,500,533.90 is: 98,250,800.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,653,543.10 : 162,980,314.65 = 65,500,533.90 : x
  2. Step 2: Convert to fraction form
    108,653,543.10/162,980,314.65 = 65,500,533.90/x
  3. Step 3: Cross multiply
    108,653,543.10x = 162,980,314.65 × 65,500,533.90
  4. Step 4: Simplify right side
    108,653,543.10x = 10,675,297,624,764,992
  5. Step 5: Solve for x
    x = 10,675,297,624,764,992/108,653,543.10
  6. Step 6: Final answer
    x = 98,250,800.85

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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.