Home / 72,966,838.25-100,691,229.54-43,614,354

Finding the Fourth Proportional to 72,966,838.25, 100,691,229.54 and 43,614,354

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Solution

The fourth proportional to 72,966,838.25, 100,691,229.54 and 43,614,354 is: 60,186,011.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,966,838.25 : 100,691,229.54 = 43,614,354 : x
  2. Step 2: Convert to fraction form
    72,966,838.25/100,691,229.54 = 43,614,354/x
  3. Step 3: Cross multiply
    72,966,838.25x = 100,691,229.54 × 43,614,354
  4. Step 4: Simplify right side
    72,966,838.25x = 4,391,582,929,852,817.50
  5. Step 5: Solve for x
    x = 4,391,582,929,852,817.50/72,966,838.25
  6. Step 6: Final answer
    x = 60,186,011.01

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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.