Home / 157,464,138.40-236,196,207.60-55,191,270.40

Finding the Fourth Proportional to 157,464,138.40, 236,196,207.60 and 55,191,270.40

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Solution

The fourth proportional to 157,464,138.40, 236,196,207.60 and 55,191,270.40 is: 82,786,905.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,138.40 : 236,196,207.60 = 55,191,270.40 : x
  2. Step 2: Convert to fraction form
    157,464,138.40/236,196,207.60 = 55,191,270.40/x
  3. Step 3: Cross multiply
    157,464,138.40x = 236,196,207.60 × 55,191,270.40
  4. Step 4: Simplify right side
    157,464,138.40x = 13,035,968,761,106,134
  5. Step 5: Solve for x
    x = 13,035,968,761,106,134/157,464,138.40
  6. Step 6: Final answer
    x = 82,786,905.60

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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.