Home / 232,286,738.73-348,430,108.03-86,731,667.21

Finding the Fourth Proportional to 232,286,738.73, 348,430,108.03 and 86,731,667.21

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Solution

The fourth proportional to 232,286,738.73, 348,430,108.03 and 86,731,667.21 is: 130,097,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,286,738.73 : 348,430,108.03 = 86,731,667.21 : x
  2. Step 2: Convert to fraction form
    232,286,738.73/348,430,108.03 = 86,731,667.21/x
  3. Step 3: Cross multiply
    232,286,738.73x = 348,430,108.03 × 86,731,667.21
  4. Step 4: Simplify right side
    232,286,738.73x = 30,219,924,173,643,328
  5. Step 5: Solve for x
    x = 30,219,924,173,643,328/232,286,738.73
  6. Step 6: Final answer
    x = 130,097,500.78

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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.