Home / 83,247,881,009.72-114,879,103,374.26-47,118,137,717.41

Finding the Fourth Proportional to 83,247,881,009.72, 114,879,103,374.26 and 47,118,137,717.41

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Solution

The fourth proportional to 83,247,881,009.72, 114,879,103,374.26 and 47,118,137,717.41 is: 65,021,347,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,247,881,009.72 : 114,879,103,374.26 = 47,118,137,717.41 : x
  2. Step 2: Convert to fraction form
    83,247,881,009.72/114,879,103,374.26 = 47,118,137,717.41/x
  3. Step 3: Cross multiply
    83,247,881,009.72x = 114,879,103,374.26 × 47,118,137,717.41
  4. Step 4: Simplify right side
    83,247,881,009.72x = 5,412,889,413,640,732,540,928
  5. Step 5: Solve for x
    x = 5,412,889,413,640,732,540,928/83,247,881,009.72
  6. Step 6: Final answer
    x = 65,021,347,666.60

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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.