Home / 126,388,731.50-174,421,836.03-70,634,150.27

Finding the Fourth Proportional to 126,388,731.50, 174,421,836.03 and 70,634,150.27

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Solution

The fourth proportional to 126,388,731.50, 174,421,836.03 and 70,634,150.27 is: 97,478,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,388,731.50 : 174,421,836.03 = 70,634,150.27 : x
  2. Step 2: Convert to fraction form
    126,388,731.50/174,421,836.03 = 70,634,150.27/x
  3. Step 3: Cross multiply
    126,388,731.50x = 174,421,836.03 × 70,634,150.27
  4. Step 4: Simplify right side
    126,388,731.50x = 12,320,138,176,512,320
  5. Step 5: Solve for x
    x = 12,320,138,176,512,320/126,388,731.50
  6. Step 6: Final answer
    x = 97,478,137.73

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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.