Home / 126,119,550.98-174,044,903.37-68,172,798.98

Finding the Fourth Proportional to 126,119,550.98, 174,044,903.37 and 68,172,798.98

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Solution

The fourth proportional to 126,119,550.98, 174,044,903.37 and 68,172,798.98 is: 94,078,420.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,119,550.98 : 174,044,903.37 = 68,172,798.98 : x
  2. Step 2: Convert to fraction form
    126,119,550.98/174,044,903.37 = 68,172,798.98/x
  3. Step 3: Cross multiply
    126,119,550.98x = 174,044,903.37 × 68,172,798.98
  4. Step 4: Simplify right side
    126,119,550.98x = 11,865,128,210,936,536
  5. Step 5: Solve for x
    x = 11,865,128,210,936,536/126,119,550.98
  6. Step 6: Final answer
    x = 94,078,420.98

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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.