Home / 552,096,036.80-828,144,055.20-163,978,769.60

Finding the Fourth Proportional to 552,096,036.80, 828,144,055.20 and 163,978,769.60

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Solution

The fourth proportional to 552,096,036.80, 828,144,055.20 and 163,978,769.60 is: 245,968,154.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,096,036.80 : 828,144,055.20 = 163,978,769.60 : x
  2. Step 2: Convert to fraction form
    552,096,036.80/828,144,055.20 = 163,978,769.60/x
  3. Step 3: Cross multiply
    552,096,036.80x = 828,144,055.20 × 163,978,769.60
  4. Step 4: Simplify right side
    552,096,036.80x = 135,798,043,223,250,480
  5. Step 5: Solve for x
    x = 135,798,043,223,250,480/552,096,036.80
  6. Step 6: Final answer
    x = 245,968,154.40

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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.