Home / 1,728,908,762.53-2,385,894,890.54-935,954,741.64

Finding the Fourth Proportional to 1,728,908,762.53, 2,385,894,890.54 and 935,954,741.64

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Solution

The fourth proportional to 1,728,908,762.53, 2,385,894,890.54 and 935,954,741.64 is: 1,291,617,975.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,908,762.53 : 2,385,894,890.54 = 935,954,741.64 : x
  2. Step 2: Convert to fraction form
    1,728,908,762.53/2,385,894,890.54 = 935,954,741.64/x
  3. Step 3: Cross multiply
    1,728,908,762.53x = 2,385,894,890.54 × 935,954,741.64
  4. Step 4: Simplify right side
    1,728,908,762.53x = 2,233,089,635,848,701,184
  5. Step 5: Solve for x
    x = 2,233,089,635,848,701,184/1,728,908,762.53
  6. Step 6: Final answer
    x = 1,291,617,975.60

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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.