Home / 216,009,034.32-298,094,270.18-126,754,349.43

Finding the Fourth Proportional to 216,009,034.32, 298,094,270.18 and 126,754,349.43

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Solution

The fourth proportional to 216,009,034.32, 298,094,270.18 and 126,754,349.43 is: 174,922,060.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,009,034.32 : 298,094,270.18 = 126,754,349.43 : x
  2. Step 2: Convert to fraction form
    216,009,034.32/298,094,270.18 = 126,754,349.43/x
  3. Step 3: Cross multiply
    216,009,034.32x = 298,094,270.18 × 126,754,349.43
  4. Step 4: Simplify right side
    216,009,034.32x = 37,784,745,284,842,784
  5. Step 5: Solve for x
    x = 37,784,745,284,842,784/216,009,034.32
  6. Step 6: Final answer
    x = 174,922,060.11

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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.