Home / 126,388,706.03-174,421,800.87-70,634,124.79

Finding the Fourth Proportional to 126,388,706.03, 174,421,800.87 and 70,634,124.79

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Solution

The fourth proportional to 126,388,706.03, 174,421,800.87 and 70,634,124.79 is: 97,478,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,388,706.03 : 174,421,800.87 = 70,634,124.79 : x
  2. Step 2: Convert to fraction form
    126,388,706.03/174,421,800.87 = 70,634,124.79/x
  3. Step 3: Cross multiply
    126,388,706.03x = 174,421,800.87 × 70,634,124.79
  4. Step 4: Simplify right side
    126,388,706.03x = 12,320,131,248,394,942
  5. Step 5: Solve for x
    x = 12,320,131,248,394,942/126,388,706.03
  6. Step 6: Final answer
    x = 97,478,102.56

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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.