Home / 117,534,271.60-176,301,407.40-85,285,644.40

Finding the Fourth Proportional to 117,534,271.60, 176,301,407.40 and 85,285,644.40

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Solution

The fourth proportional to 117,534,271.60, 176,301,407.40 and 85,285,644.40 is: 127,928,466.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,534,271.60 : 176,301,407.40 = 85,285,644.40 : x
  2. Step 2: Convert to fraction form
    117,534,271.60/176,301,407.40 = 85,285,644.40/x
  3. Step 3: Cross multiply
    117,534,271.60x = 176,301,407.40 × 85,285,644.40
  4. Step 4: Simplify right side
    117,534,271.60x = 15,035,979,138,735,930
  5. Step 5: Solve for x
    x = 15,035,979,138,735,930/117,534,271.60
  6. Step 6: Final answer
    x = 127,928,466.60

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