Home / 364,468,795.44-546,727,435.53-128,089,728.55

Finding the Fourth Proportional to 364,468,795.44, 546,727,435.53 and 128,089,728.55

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Solution

The fourth proportional to 364,468,795.44, 546,727,435.53 and 128,089,728.55 is: 192,143,112.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,468,795.44 : 546,727,435.53 = 128,089,728.55 : x
  2. Step 2: Convert to fraction form
    364,468,795.44/546,727,435.53 = 128,089,728.55/x
  3. Step 3: Cross multiply
    364,468,795.44x = 546,727,435.53 × 128,089,728.55
  4. Step 4: Simplify right side
    364,468,795.44x = 70,030,168,807,875,320
  5. Step 5: Solve for x
    x = 70,030,168,807,875,320/364,468,795.44
  6. Step 6: Final answer
    x = 192,143,112.62

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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.