Home / 85,158,354.60-117,518,572.44-46,000,129.32

Finding the Fourth Proportional to 85,158,354.60, 117,518,572.44 and 46,000,129.32

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Solution

The fourth proportional to 85,158,354.60, 117,518,572.44 and 46,000,129.32 is: 63,480,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,158,354.60 : 117,518,572.44 = 46,000,129.32 : x
  2. Step 2: Convert to fraction form
    85,158,354.60/117,518,572.44 = 46,000,129.32/x
  3. Step 3: Cross multiply
    85,158,354.60x = 117,518,572.44 × 46,000,129.32
  4. Step 4: Simplify right side
    85,158,354.60x = 5,405,869,529,741,788
  5. Step 5: Solve for x
    x = 5,405,869,529,741,788/85,158,354.60
  6. Step 6: Final answer
    x = 63,480,201.74

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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.