Home / 108,742,323.83-163,062,915.03-39,606,998.31

Finding the Fourth Proportional to 108,742,323.83, 163,062,915.03 and 39,606,998.31

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Solution

The fourth proportional to 108,742,323.83, 163,062,915.03 and 39,606,998.31 is: 59,392,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,742,323.83 : 163,062,915.03 = 39,606,998.31 : x
  2. Step 2: Convert to fraction form
    108,742,323.83/163,062,915.03 = 39,606,998.31/x
  3. Step 3: Cross multiply
    108,742,323.83x = 163,062,915.03 × 39,606,998.31
  4. Step 4: Simplify right side
    108,742,323.83x = 6,458,432,600,016,884
  5. Step 5: Solve for x
    x = 6,458,432,600,016,884/108,742,323.83
  6. Step 6: Final answer
    x = 59,392,078.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.