Home / 213,226,965.44-319,859,967.12-59,871,988.52

Finding the Fourth Proportional to 213,226,965.44, 319,859,967.12 and 59,871,988.52

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Solution

The fourth proportional to 213,226,965.44, 319,859,967.12 and 59,871,988.52 is: 89,813,463.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,226,965.44 : 319,859,967.12 = 59,871,988.52 : x
  2. Step 2: Convert to fraction form
    213,226,965.44/319,859,967.12 = 59,871,988.52/x
  3. Step 3: Cross multiply
    213,226,965.44x = 319,859,967.12 × 59,871,988.52
  4. Step 4: Simplify right side
    213,226,965.44x = 19,150,652,279,416,220
  5. Step 5: Solve for x
    x = 19,150,652,279,416,220/213,226,965.44
  6. Step 6: Final answer
    x = 89,813,463.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.