Home / 669,884,720.02-1,004,660,019.50-197,089,683.94

Finding the Fourth Proportional to 669,884,720.02, 1,004,660,019.50 and 197,089,683.94

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Solution

The fourth proportional to 669,884,720.02, 1,004,660,019.50 and 197,089,683.94 is: 295,585,374.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,884,720.02 : 1,004,660,019.50 = 197,089,683.94 : x
  2. Step 2: Convert to fraction form
    669,884,720.02/1,004,660,019.50 = 197,089,683.94/x
  3. Step 3: Cross multiply
    669,884,720.02x = 1,004,660,019.50 × 197,089,683.94
  4. Step 4: Simplify right side
    669,884,720.02x = 198,008,125,706,912,128
  5. Step 5: Solve for x
    x = 198,008,125,706,912,128/669,884,720.02
  6. Step 6: Final answer
    x = 295,585,374.30

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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.