Home / 160,523,319.40-240,784,979.10-115,509,610.60

Finding the Fourth Proportional to 160,523,319.40, 240,784,979.10 and 115,509,610.60

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Solution

The fourth proportional to 160,523,319.40, 240,784,979.10 and 115,509,610.60 is: 173,264,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,523,319.40 : 240,784,979.10 = 115,509,610.60 : x
  2. Step 2: Convert to fraction form
    160,523,319.40/240,784,979.10 = 115,509,610.60/x
  3. Step 3: Cross multiply
    160,523,319.40x = 240,784,979.10 × 115,509,610.60
  4. Step 4: Simplify right side
    160,523,319.40x = 27,812,979,174,170,136
  5. Step 5: Solve for x
    x = 27,812,979,174,170,136/160,523,319.40
  6. Step 6: Final answer
    x = 173,264,415.90

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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.