Home / 180,289,642.52-248,805,338.64-101,971,663.50

Finding the Fourth Proportional to 180,289,642.52, 248,805,338.64 and 101,971,663.50

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Solution

The fourth proportional to 180,289,642.52, 248,805,338.64 and 101,971,663.50 is: 140,724,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,289,642.52 : 248,805,338.64 = 101,971,663.50 : x
  2. Step 2: Convert to fraction form
    180,289,642.52/248,805,338.64 = 101,971,663.50/x
  3. Step 3: Cross multiply
    180,289,642.52x = 248,805,338.64 × 101,971,663.50
  4. Step 4: Simplify right side
    180,289,642.52x = 25,371,094,268,801,628
  5. Step 5: Solve for x
    x = 25,371,094,268,801,628/180,289,642.52
  6. Step 6: Final answer
    x = 140,724,081.06

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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.