Home / 177,413,986.40-266,120,979.60-164,142,946.40

Finding the Fourth Proportional to 177,413,986.40, 266,120,979.60 and 164,142,946.40

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Solution

The fourth proportional to 177,413,986.40, 266,120,979.60 and 164,142,946.40 is: 246,214,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,413,986.40 : 266,120,979.60 = 164,142,946.40 : x
  2. Step 2: Convert to fraction form
    177,413,986.40/266,120,979.60 = 164,142,946.40/x
  3. Step 3: Cross multiply
    177,413,986.40x = 266,120,979.60 × 164,142,946.40
  4. Step 4: Simplify right side
    177,413,986.40x = 43,681,881,690,398,296
  5. Step 5: Solve for x
    x = 43,681,881,690,398,296/177,413,986.40
  6. Step 6: Final answer
    x = 246,214,419.60

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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.