Home / 108,059,501.21-162,153,807.26-99,267,975.05

Finding the Fourth Proportional to 108,059,501.21, 162,153,807.26 and 99,267,975.05

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Solution

The fourth proportional to 108,059,501.21, 162,153,807.26 and 99,267,975.05 is: 148,961,265.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,059,501.21 : 162,153,807.26 = 99,267,975.05 : x
  2. Step 2: Convert to fraction form
    108,059,501.21/162,153,807.26 = 99,267,975.05/x
  3. Step 3: Cross multiply
    108,059,501.21x = 162,153,807.26 × 99,267,975.05
  4. Step 4: Simplify right side
    108,059,501.21x = 16,096,680,092,041,080
  5. Step 5: Solve for x
    x = 16,096,680,092,041,080/108,059,501.21
  6. Step 6: Final answer
    x = 148,961,265.90

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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.