Home / 275,024,389.10-412,577,598.53-90,811,323.32

Finding the Fourth Proportional to 275,024,389.10, 412,577,598.53 and 90,811,323.32

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Solution

The fourth proportional to 275,024,389.10, 412,577,598.53 and 90,811,323.32 is: 136,230,527.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,024,389.10 : 412,577,598.53 = 90,811,323.32 : x
  2. Step 2: Convert to fraction form
    275,024,389.10/412,577,598.53 = 90,811,323.32/x
  3. Step 3: Cross multiply
    275,024,389.10x = 412,577,598.53 × 90,811,323.32
  4. Step 4: Simplify right side
    275,024,389.10x = 37,466,717,692,861,128
  5. Step 5: Solve for x
    x = 37,466,717,692,861,128/275,024,389.10
  6. Step 6: Final answer
    x = 136,230,527.83

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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.