Home / 177,136,678.40-265,705,017.60-170,334,233.60

Finding the Fourth Proportional to 177,136,678.40, 265,705,017.60 and 170,334,233.60

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Solution

The fourth proportional to 177,136,678.40, 265,705,017.60 and 170,334,233.60 is: 255,501,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,136,678.40 : 265,705,017.60 = 170,334,233.60 : x
  2. Step 2: Convert to fraction form
    177,136,678.40/265,705,017.60 = 170,334,233.60/x
  3. Step 3: Cross multiply
    177,136,678.40x = 265,705,017.60 × 170,334,233.60
  4. Step 4: Simplify right side
    177,136,678.40x = 45,258,660,536,570,512
  5. Step 5: Solve for x
    x = 45,258,660,536,570,512/177,136,678.40
  6. Step 6: Final answer
    x = 255,501,350.40

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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.