Home / 119,361,546,371.40-164,793,271,730.22-75,982,307,388.72

Finding the Fourth Proportional to 119,361,546,371.40, 164,793,271,730.22 and 75,982,307,388.72

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Solution

The fourth proportional to 119,361,546,371.40, 164,793,271,730.22 and 75,982,307,388.72 is: 104,902,905,574.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,361,546,371.40 : 164,793,271,730.22 = 75,982,307,388.72 : x
  2. Step 2: Convert to fraction form
    119,361,546,371.40/164,793,271,730.22 = 75,982,307,388.72/x
  3. Step 3: Cross multiply
    119,361,546,371.40x = 164,793,271,730.22 × 75,982,307,388.72
  4. Step 4: Simplify right side
    119,361,546,371.40x = 12,521,373,028,198,438,141,952
  5. Step 5: Solve for x
    x = 12,521,373,028,198,438,141,952/119,361,546,371.40
  6. Step 6: Final answer
    x = 104,902,905,574.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.