Home / 445,076,558.94-614,317,266.78-302,263,963.95

Finding the Fourth Proportional to 445,076,558.94, 614,317,266.78 and 302,263,963.95

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Solution

The fourth proportional to 445,076,558.94, 614,317,266.78 and 302,263,963.95 is: 417,200,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,076,558.94 : 614,317,266.78 = 302,263,963.95 : x
  2. Step 2: Convert to fraction form
    445,076,558.94/614,317,266.78 = 302,263,963.95/x
  3. Step 3: Cross multiply
    445,076,558.94x = 614,317,266.78 × 302,263,963.95
  4. Step 4: Simplify right side
    445,076,558.94x = 185,685,972,179,852,448
  5. Step 5: Solve for x
    x = 185,685,972,179,852,448/445,076,558.94
  6. Step 6: Final answer
    x = 417,200,071.43

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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.