Home / 180,289,643.52-248,805,340.02-101,971,664.50

Finding the Fourth Proportional to 180,289,643.52, 248,805,340.02 and 101,971,664.50

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Solution

The fourth proportional to 180,289,643.52, 248,805,340.02 and 101,971,664.50 is: 140,724,082.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,289,643.52 : 248,805,340.02 = 101,971,664.50 : x
  2. Step 2: Convert to fraction form
    180,289,643.52/248,805,340.02 = 101,971,664.50/x
  3. Step 3: Cross multiply
    180,289,643.52x = 248,805,340.02 × 101,971,664.50
  4. Step 4: Simplify right side
    180,289,643.52x = 25,371,094,658,327,864
  5. Step 5: Solve for x
    x = 25,371,094,658,327,864/180,289,643.52
  6. Step 6: Final answer
    x = 140,724,082.44

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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.