Home / 248,143,881.60-372,215,822.40-127,211,529.60

Finding the Fourth Proportional to 248,143,881.60, 372,215,822.40 and 127,211,529.60

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Solution

The fourth proportional to 248,143,881.60, 372,215,822.40 and 127,211,529.60 is: 190,817,294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,143,881.60 : 372,215,822.40 = 127,211,529.60 : x
  2. Step 2: Convert to fraction form
    248,143,881.60/372,215,822.40 = 127,211,529.60/x
  3. Step 3: Cross multiply
    248,143,881.60x = 372,215,822.40 × 127,211,529.60
  4. Step 4: Simplify right side
    248,143,881.60x = 47,350,144,108,825,936
  5. Step 5: Solve for x
    x = 47,350,144,108,825,936/248,143,881.60
  6. Step 6: Final answer
    x = 190,817,294.40

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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.