Home / 116,280,323.31-160,416,424.87-69,211,004.01

Finding the Fourth Proportional to 116,280,323.31, 160,416,424.87 and 69,211,004.01

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Solution

The fourth proportional to 116,280,323.31, 160,416,424.87 and 69,211,004.01 is: 95,481,174.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,280,323.31 : 160,416,424.87 = 69,211,004.01 : x
  2. Step 2: Convert to fraction form
    116,280,323.31/160,416,424.87 = 69,211,004.01/x
  3. Step 3: Cross multiply
    116,280,323.31x = 160,416,424.87 × 69,211,004.01
  4. Step 4: Simplify right side
    116,280,323.31x = 11,102,581,824,172,844
  5. Step 5: Solve for x
    x = 11,102,581,824,172,844/116,280,323.31
  6. Step 6: Final answer
    x = 95,481,174.35

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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.