Home / 117,529,689.60-176,294,534.40-69,753,945.60

Finding the Fourth Proportional to 117,529,689.60, 176,294,534.40 and 69,753,945.60

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Solution

The fourth proportional to 117,529,689.60, 176,294,534.40 and 69,753,945.60 is: 104,630,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,529,689.60 : 176,294,534.40 = 69,753,945.60 : x
  2. Step 2: Convert to fraction form
    117,529,689.60/176,294,534.40 = 69,753,945.60/x
  3. Step 3: Cross multiply
    117,529,689.60x = 176,294,534.40 × 69,753,945.60
  4. Step 4: Simplify right side
    117,529,689.60x = 12,297,239,362,114,928
  5. Step 5: Solve for x
    x = 12,297,239,362,114,928/117,529,689.60
  6. Step 6: Final answer
    x = 104,630,918.40

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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.