Home / 3,089,831,699.42-4,263,989,926.92-1,680,125,560.74

Finding the Fourth Proportional to 3,089,831,699.42, 4,263,989,926.92 and 1,680,125,560.74

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Solution

The fourth proportional to 3,089,831,699.42, 4,263,989,926.92 and 1,680,125,560.74 is: 2,318,585,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,831,699.42 : 4,263,989,926.92 = 1,680,125,560.74 : x
  2. Step 2: Convert to fraction form
    3,089,831,699.42/4,263,989,926.92 = 1,680,125,560.74/x
  3. Step 3: Cross multiply
    3,089,831,699.42x = 4,263,989,926.92 × 1,680,125,560.74
  4. Step 4: Simplify right side
    3,089,831,699.42x = 7,164,038,466,956,176,384
  5. Step 5: Solve for x
    x = 7,164,038,466,956,176,384/3,089,831,699.42
  6. Step 6: Final answer
    x = 2,318,585,335.34

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1.5x scale

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.