Home / 5,089,661,838.40-7,634,492,757.60-1,409,167,192.90

Finding the Fourth Proportional to 5,089,661,838.40, 7,634,492,757.60 and 1,409,167,192.90

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Solution

The fourth proportional to 5,089,661,838.40, 7,634,492,757.60 and 1,409,167,192.90 is: 2,113,750,789.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089,661,838.40 : 7,634,492,757.60 = 1,409,167,192.90 : x
  2. Step 2: Convert to fraction form
    5,089,661,838.40/7,634,492,757.60 = 1,409,167,192.90/x
  3. Step 3: Cross multiply
    5,089,661,838.40x = 7,634,492,757.60 × 1,409,167,192.90
  4. Step 4: Simplify right side
    5,089,661,838.40x = 10,758,276,728,442,572,800
  5. Step 5: Solve for x
    x = 10,758,276,728,442,572,800/5,089,661,838.40
  6. Step 6: Final answer
    x = 2,113,750,789.35

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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.