Home / 216,009,031.32-298,094,266.04-126,754,346.43

Finding the Fourth Proportional to 216,009,031.32, 298,094,266.04 and 126,754,346.43

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Solution

The fourth proportional to 216,009,031.32, 298,094,266.04 and 126,754,346.43 is: 174,922,055.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,009,031.32 : 298,094,266.04 = 126,754,346.43 : x
  2. Step 2: Convert to fraction form
    216,009,031.32/298,094,266.04 = 126,754,346.43/x
  3. Step 3: Cross multiply
    216,009,031.32x = 298,094,266.04 × 126,754,346.43
  4. Step 4: Simplify right side
    216,009,031.32x = 37,784,743,865,796,976
  5. Step 5: Solve for x
    x = 37,784,743,865,796,976/216,009,031.32
  6. Step 6: Final answer
    x = 174,922,055.97

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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.