Home / 120,857,784.48-181,340,264.16-63,336,379.68

Finding the Fourth Proportional to 120,857,784.48, 181,340,264.16 and 63,336,379.68

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Solution

The fourth proportional to 120,857,784.48, 181,340,264.16 and 63,336,379.68 is: 95,032,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,857,784.48 : 181,340,264.16 = 63,336,379.68 : x
  2. Step 2: Convert to fraction form
    120,857,784.48/181,340,264.16 = 63,336,379.68/x
  3. Step 3: Cross multiply
    120,857,784.48x = 181,340,264.16 × 63,336,379.68
  4. Step 4: Simplify right side
    120,857,784.48x = 11,485,435,822,109,256
  5. Step 5: Solve for x
    x = 11,485,435,822,109,256/120,857,784.48
  6. Step 6: Final answer
    x = 95,032,652.40

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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.