Home / 170,824,174.60-256,211,378.70-49,642,990.60

Finding the Fourth Proportional to 170,824,174.60, 256,211,378.70 and 49,642,990.60

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Solution

The fourth proportional to 170,824,174.60, 256,211,378.70 and 49,642,990.60 is: 74,457,254.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,824,174.60 : 256,211,378.70 = 49,642,990.60 : x
  2. Step 2: Convert to fraction form
    170,824,174.60/256,211,378.70 = 49,642,990.60/x
  3. Step 3: Cross multiply
    170,824,174.60x = 256,211,378.70 × 49,642,990.60
  4. Step 4: Simplify right side
    170,824,174.60x = 12,719,099,064,417,140
  5. Step 5: Solve for x
    x = 12,719,099,064,417,140/170,824,174.60
  6. Step 6: Final answer
    x = 74,457,254.63

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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.