Home / 2,238,905,516.73-3,089,306,963.38-1,298,892,675.93

Finding the Fourth Proportional to 2,238,905,516.73, 3,089,306,963.38 and 1,298,892,675.93

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Solution

The fourth proportional to 2,238,905,516.73, 3,089,306,963.38 and 1,298,892,675.93 is: 1,792,249,899.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,905,516.73 : 3,089,306,963.38 = 1,298,892,675.93 : x
  2. Step 2: Convert to fraction form
    2,238,905,516.73/3,089,306,963.38 = 1,298,892,675.93/x
  3. Step 3: Cross multiply
    2,238,905,516.73x = 3,089,306,963.38 × 1,298,892,675.93
  4. Step 4: Simplify right side
    2,238,905,516.73x = 4,012,678,188,433,830,912
  5. Step 5: Solve for x
    x = 4,012,678,188,433,830,912/2,238,905,516.73
  6. Step 6: Final answer
    x = 1,792,249,899.98

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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.