Home / 108,835,153.17-163,322,964.23-39,742,171.83

Finding the Fourth Proportional to 108,835,153.17, 163,322,964.23 and 39,742,171.83

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Solution

The fourth proportional to 108,835,153.17, 163,322,964.23 and 39,742,171.83 is: 59,638,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,835,153.17 : 163,322,964.23 = 39,742,171.83 : x
  2. Step 2: Convert to fraction form
    108,835,153.17/163,322,964.23 = 39,742,171.83/x
  3. Step 3: Cross multiply
    108,835,153.17x = 163,322,964.23 × 39,742,171.83
  4. Step 4: Simplify right side
    108,835,153.17x = 6,490,809,308,014,892
  5. Step 5: Solve for x
    x = 6,490,809,308,014,892/108,835,153.17
  6. Step 6: Final answer
    x = 59,638,904.52

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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.