Home / 156,008,052.30-234,012,078.45-117,460,865.10

Finding the Fourth Proportional to 156,008,052.30, 234,012,078.45 and 117,460,865.10

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Solution

The fourth proportional to 156,008,052.30, 234,012,078.45 and 117,460,865.10 is: 176,191,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,008,052.30 : 234,012,078.45 = 117,460,865.10 : x
  2. Step 2: Convert to fraction form
    156,008,052.30/234,012,078.45 = 117,460,865.10/x
  3. Step 3: Cross multiply
    156,008,052.30x = 234,012,078.45 × 117,460,865.10
  4. Step 4: Simplify right side
    156,008,052.30x = 27,487,261,178,586,064
  5. Step 5: Solve for x
    x = 27,487,261,178,586,064/156,008,052.30
  6. Step 6: Final answer
    x = 176,191,297.65

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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.