Home / 171,396,509.02-236,599,566.72-115,717,358.50

Finding the Fourth Proportional to 171,396,509.02, 236,599,566.72 and 115,717,358.50

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Solution

The fourth proportional to 171,396,509.02, 236,599,566.72 and 115,717,358.50 is: 159,738,824.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,396,509.02 : 236,599,566.72 = 115,717,358.50 : x
  2. Step 2: Convert to fraction form
    171,396,509.02/236,599,566.72 = 115,717,358.50/x
  3. Step 3: Cross multiply
    171,396,509.02x = 236,599,566.72 × 115,717,358.50
  4. Step 4: Simplify right side
    171,396,509.02x = 27,378,676,883,082,908
  5. Step 5: Solve for x
    x = 27,378,676,883,082,908/171,396,509.02
  6. Step 6: Final answer
    x = 159,738,824.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.