Home / 116,700,896.43-161,047,739.19-63,778,689.45

Finding the Fourth Proportional to 116,700,896.43, 161,047,739.19 and 63,778,689.45

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Solution

The fourth proportional to 116,700,896.43, 161,047,739.19 and 63,778,689.45 is: 88,014,865.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,700,896.43 : 161,047,739.19 = 63,778,689.45 : x
  2. Step 2: Convert to fraction form
    116,700,896.43/161,047,739.19 = 63,778,689.45/x
  3. Step 3: Cross multiply
    116,700,896.43x = 161,047,739.19 × 63,778,689.45
  4. Step 4: Simplify right side
    116,700,896.43x = 10,271,413,744,662,774
  5. Step 5: Solve for x
    x = 10,271,413,744,662,774/116,700,896.43
  6. Step 6: Final answer
    x = 88,014,865.86

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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.