Home / 7,086,528,280.60-10,629,792,420.90-2,178,564,357.40

Finding the Fourth Proportional to 7,086,528,280.60, 10,629,792,420.90 and 2,178,564,357.40

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Solution

The fourth proportional to 7,086,528,280.60, 10,629,792,420.90 and 2,178,564,357.40 is: 3,267,846,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086,528,280.60 : 10,629,792,420.90 = 2,178,564,357.40 : x
  2. Step 2: Convert to fraction form
    7,086,528,280.60/10,629,792,420.90 = 2,178,564,357.40/x
  3. Step 3: Cross multiply
    7,086,528,280.60x = 10,629,792,420.90 × 2,178,564,357.40
  4. Step 4: Simplify right side
    7,086,528,280.60x = 23,157,686,894,733,398,016
  5. Step 5: Solve for x
    x = 23,157,686,894,733,398,016/7,086,528,280.60
  6. Step 6: Final answer
    x = 3,267,846,536.10

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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.