Home / 85,157,276.17-117,517,092.59-45,999,070.21

Finding the Fourth Proportional to 85,157,276.17, 117,517,092.59 and 45,999,070.21

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Solution

The fourth proportional to 85,157,276.17, 117,517,092.59 and 45,999,070.21 is: 63,478,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,157,276.17 : 117,517,092.59 = 45,999,070.21 : x
  2. Step 2: Convert to fraction form
    85,157,276.17/117,517,092.59 = 45,999,070.21/x
  3. Step 3: Cross multiply
    85,157,276.17x = 117,517,092.59 × 45,999,070.21
  4. Step 4: Simplify right side
    85,157,276.17x = 5,405,676,993,184,375
  5. Step 5: Solve for x
    x = 5,405,676,993,184,375/85,157,276.17
  6. Step 6: Final answer
    x = 63,478,744.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.