Home / 83,646,803,439.64-125,507,257,228.26-43,843,118,768.68

Finding the Fourth Proportional to 83,646,803,439.64, 125,507,257,228.26 and 43,843,118,768.68

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Solution

The fourth proportional to 83,646,803,439.64, 125,507,257,228.26 and 43,843,118,768.68 is: 65,784,098,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,646,803,439.64 : 125,507,257,228.26 = 43,843,118,768.68 : x
  2. Step 2: Convert to fraction form
    83,646,803,439.64/125,507,257,228.26 = 43,843,118,768.68/x
  3. Step 3: Cross multiply
    83,646,803,439.64x = 125,507,257,228.26 × 43,843,118,768.68
  4. Step 4: Simplify right side
    83,646,803,439.64x = 5,502,629,584,989,874,814,976
  5. Step 5: Solve for x
    x = 5,502,629,584,989,874,814,976/83,646,803,439.64
  6. Step 6: Final answer
    x = 65,784,098,838.40

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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.