Home / 673,271,998.40-1,009,656,055.20-236,403,876.80

Finding the Fourth Proportional to 673,271,998.40, 1,009,656,055.20 and 236,403,876.80

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Solution

The fourth proportional to 673,271,998.40, 1,009,656,055.20 and 236,403,876.80 is: 354,517,351.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,271,998.40 : 1,009,656,055.20 = 236,403,876.80 : x
  2. Step 2: Convert to fraction form
    673,271,998.40/1,009,656,055.20 = 236,403,876.80/x
  3. Step 3: Cross multiply
    673,271,998.40x = 1,009,656,055.20 × 236,403,876.80
  4. Step 4: Simplify right side
    673,271,998.40x = 238,686,605,683,874,816
  5. Step 5: Solve for x
    x = 238,686,605,683,874,816/673,271,998.40
  6. Step 6: Final answer
    x = 354,517,351.46

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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.