Home / 197,313,219-272,273,798.52-117,912,528.36

Finding the Fourth Proportional to 197,313,219, 272,273,798.52 and 117,912,528.36

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Solution

The fourth proportional to 197,313,219, 272,273,798.52 and 117,912,528.36 is: 162,708,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,313,219 : 272,273,798.52 = 117,912,528.36 : x
  2. Step 2: Convert to fraction form
    197,313,219/272,273,798.52 = 117,912,528.36/x
  3. Step 3: Cross multiply
    197,313,219x = 272,273,798.52 × 117,912,528.36
  4. Step 4: Simplify right side
    197,313,219x = 32,104,491,989,674,424
  5. Step 5: Solve for x
    x = 32,104,491,989,674,424/197,313,219
  6. Step 6: Final answer
    x = 162,708,267.35

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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.