Home / 79,208,949,861.94-118,862,295,026.87-36,705,924,817.60

Finding the Fourth Proportional to 79,208,949,861.94, 118,862,295,026.87 and 36,705,924,817.60

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Solution

The fourth proportional to 79,208,949,861.94, 118,862,295,026.87 and 36,705,924,817.60 is: 55,081,533,999.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,208,949,861.94 : 118,862,295,026.87 = 36,705,924,817.60 : x
  2. Step 2: Convert to fraction form
    79,208,949,861.94/118,862,295,026.87 = 36,705,924,817.60/x
  3. Step 3: Cross multiply
    79,208,949,861.94x = 118,862,295,026.87 × 36,705,924,817.60
  4. Step 4: Simplify right side
    79,208,949,861.94x = 4,362,950,464,903,680,360,448
  5. Step 5: Solve for x
    x = 4,362,950,464,903,680,360,448/79,208,949,861.94
  6. Step 6: Final answer
    x = 55,081,533,999.73

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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.