Home / 1,023,787,688.21-1,413,802,735.40-968,011,893.93

Finding the Fourth Proportional to 1,023,787,688.21, 1,413,802,735.40 and 968,011,893.93

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Solution

The fourth proportional to 1,023,787,688.21, 1,413,802,735.40 and 968,011,893.93 is: 1,336,778,981.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,787,688.21 : 1,413,802,735.40 = 968,011,893.93 : x
  2. Step 2: Convert to fraction form
    1,023,787,688.21/1,413,802,735.40 = 968,011,893.93/x
  3. Step 3: Cross multiply
    1,023,787,688.21x = 1,413,802,735.40 × 968,011,893.93
  4. Step 4: Simplify right side
    1,023,787,688.21x = 1,368,577,863,540,388,608
  5. Step 5: Solve for x
    x = 1,368,577,863,540,388,608/1,023,787,688.21
  6. Step 6: Final answer
    x = 1,336,778,981.92

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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.