Home / 7,238,685,627.60-10,858,028,441.40-2,585,813,384.40

Finding the Fourth Proportional to 7,238,685,627.60, 10,858,028,441.40 and 2,585,813,384.40

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Solution

The fourth proportional to 7,238,685,627.60, 10,858,028,441.40 and 2,585,813,384.40 is: 3,878,720,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,238,685,627.60 : 10,858,028,441.40 = 2,585,813,384.40 : x
  2. Step 2: Convert to fraction form
    7,238,685,627.60/10,858,028,441.40 = 2,585,813,384.40/x
  3. Step 3: Cross multiply
    7,238,685,627.60x = 10,858,028,441.40 × 2,585,813,384.40
  4. Step 4: Simplify right side
    7,238,685,627.60x = 28,076,835,271,967,989,760
  5. Step 5: Solve for x
    x = 28,076,835,271,967,989,760/7,238,685,627.60
  6. Step 6: Final answer
    x = 3,878,720,076.60

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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.