Home / 113,333,679.60-170,042,509.80-109,134,639.60

Finding the Fourth Proportional to 113,333,679.60, 170,042,509.80 and 109,134,639.60

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Solution

The fourth proportional to 113,333,679.60, 170,042,509.80 and 109,134,639.60 is: 163,742,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,333,679.60 : 170,042,509.80 = 109,134,639.60 : x
  2. Step 2: Convert to fraction form
    113,333,679.60/170,042,509.80 = 109,134,639.60/x
  3. Step 3: Cross multiply
    113,333,679.60x = 170,042,509.80 × 109,134,639.60
  4. Step 4: Simplify right side
    113,333,679.60x = 18,557,528,023,702,468
  5. Step 5: Solve for x
    x = 18,557,528,023,702,468/113,333,679.60
  6. Step 6: Final answer
    x = 163,742,394.05

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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.