Home / 126,388,704.52-174,421,798.79-70,634,123.29

Finding the Fourth Proportional to 126,388,704.52, 174,421,798.79 and 70,634,123.29

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Solution

The fourth proportional to 126,388,704.52, 174,421,798.79 and 70,634,123.29 is: 97,478,100.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,388,704.52 : 174,421,798.79 = 70,634,123.29 : x
  2. Step 2: Convert to fraction form
    126,388,704.52/174,421,798.79 = 70,634,123.29/x
  3. Step 3: Cross multiply
    126,388,704.52x = 174,421,798.79 × 70,634,123.29
  4. Step 4: Simplify right side
    126,388,704.52x = 12,320,130,840,196,434
  5. Step 5: Solve for x
    x = 12,320,130,840,196,434/126,388,704.52
  6. Step 6: Final answer
    x = 97,478,100.49

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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.