Home / 85,835,776.08-118,454,214.48-46,678,403.76

Finding the Fourth Proportional to 85,835,776.08, 118,454,214.48 and 46,678,403.76

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Solution

The fourth proportional to 85,835,776.08, 118,454,214.48 and 46,678,403.76 is: 64,416,655.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,835,776.08 : 118,454,214.48 = 46,678,403.76 : x
  2. Step 2: Convert to fraction form
    85,835,776.08/118,454,214.48 = 46,678,403.76/x
  3. Step 3: Cross multiply
    85,835,776.08x = 118,454,214.48 × 46,678,403.76
  4. Step 4: Simplify right side
    85,835,776.08x = 5,529,253,650,571,078
  5. Step 5: Solve for x
    x = 5,529,253,650,571,078/85,835,776.08
  6. Step 6: Final answer
    x = 64,416,655.89

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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.