Home / 2,396,009,079.12-3,610,368,145.68-1,968,877,989.72

Finding the Fourth Proportional to 2,396,009,079.12, 3,610,368,145.68 and 1,968,877,989.72

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Solution

The fourth proportional to 2,396,009,079.12, 3,610,368,145.68 and 1,968,877,989.72 is: 2,966,756,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396,009,079.12 : 3,610,368,145.68 = 1,968,877,989.72 : x
  2. Step 2: Convert to fraction form
    2,396,009,079.12/3,610,368,145.68 = 1,968,877,989.72/x
  3. Step 3: Cross multiply
    2,396,009,079.12x = 3,610,368,145.68 × 1,968,877,989.72
  4. Step 4: Simplify right side
    2,396,009,079.12x = 7,108,374,376,815,562,752
  5. Step 5: Solve for x
    x = 7,108,374,376,815,562,752/2,396,009,079.12
  6. Step 6: Final answer
    x = 2,966,756,027.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.