Home / 168,409,731.29-232,632,898.70-126,907,510.32

Finding the Fourth Proportional to 168,409,731.29, 232,632,898.70 and 126,907,510.32

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Solution

The fourth proportional to 168,409,731.29, 232,632,898.70 and 126,907,510.32 is: 175,303,777.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,409,731.29 : 232,632,898.70 = 126,907,510.32 : x
  2. Step 2: Convert to fraction form
    168,409,731.29/232,632,898.70 = 126,907,510.32/x
  3. Step 3: Cross multiply
    168,409,731.29x = 232,632,898.70 × 126,907,510.32
  4. Step 4: Simplify right side
    168,409,731.29x = 29,522,861,991,907,224
  5. Step 5: Solve for x
    x = 29,522,861,991,907,224/168,409,731.29
  6. Step 6: Final answer
    x = 175,303,777.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.