Home / 153,280,343.87-229,918,350.61-71,353,399.31

Finding the Fourth Proportional to 153,280,343.87, 229,918,350.61 and 71,353,399.31

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Solution

The fourth proportional to 153,280,343.87, 229,918,350.61 and 71,353,399.31 is: 107,029,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,280,343.87 : 229,918,350.61 = 71,353,399.31 : x
  2. Step 2: Convert to fraction form
    153,280,343.87/229,918,350.61 = 71,353,399.31/x
  3. Step 3: Cross multiply
    153,280,343.87x = 229,918,350.61 × 71,353,399.31
  4. Step 4: Simplify right side
    153,280,343.87x = 16,405,455,880,466,474
  5. Step 5: Solve for x
    x = 16,405,455,880,466,474/153,280,343.87
  6. Step 6: Final answer
    x = 107,029,091.05

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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.