Home / 2,585,824,670.89-3,878,737,057.59-620,677,749.43

Finding the Fourth Proportional to 2,585,824,670.89, 3,878,737,057.59 and 620,677,749.43

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Solution

The fourth proportional to 2,585,824,670.89, 3,878,737,057.59 and 620,677,749.43 is: 931,016,636.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,824,670.89 : 3,878,737,057.59 = 620,677,749.43 : x
  2. Step 2: Convert to fraction form
    2,585,824,670.89/3,878,737,057.59 = 620,677,749.43/x
  3. Step 3: Cross multiply
    2,585,824,670.89x = 3,878,737,057.59 × 620,677,749.43
  4. Step 4: Simplify right side
    2,585,824,670.89x = 2,407,445,787,535,701,504
  5. Step 5: Solve for x
    x = 2,407,445,787,535,701,504/2,585,824,670.89
  6. Step 6: Final answer
    x = 931,016,636.45

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1.5x scale

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.