Home / 126,388,717.58-174,421,816.83-70,634,136.36

Finding the Fourth Proportional to 126,388,717.58, 174,421,816.83 and 70,634,136.36

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Solution

The fourth proportional to 126,388,717.58, 174,421,816.83 and 70,634,136.36 is: 97,478,118.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,388,717.58 : 174,421,816.83 = 70,634,136.36 : x
  2. Step 2: Convert to fraction form
    126,388,717.58/174,421,816.83 = 70,634,136.36/x
  3. Step 3: Cross multiply
    126,388,717.58x = 174,421,816.83 × 70,634,136.36
  4. Step 4: Simplify right side
    126,388,717.58x = 12,320,134,394,783,244
  5. Step 5: Solve for x
    x = 12,320,134,394,783,244/126,388,717.58
  6. Step 6: Final answer
    x = 97,478,118.55

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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.