Home / 554,287,972.35-831,325,998.35-166,110,802.70

Finding the Fourth Proportional to 554,287,972.35, 831,325,998.35 and 166,110,802.70

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Solution

The fourth proportional to 554,287,972.35, 831,325,998.35 and 166,110,802.70 is: 249,134,449.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,287,972.35 : 831,325,998.35 = 166,110,802.70 : x
  2. Step 2: Convert to fraction form
    554,287,972.35/831,325,998.35 = 166,110,802.70/x
  3. Step 3: Cross multiply
    554,287,972.35x = 831,325,998.35 × 166,110,802.70
  4. Step 4: Simplify right side
    554,287,972.35x = 138,092,228,891,302,848
  5. Step 5: Solve for x
    x = 138,092,228,891,302,848/554,287,972.35
  6. Step 6: Final answer
    x = 249,134,449.56

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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.