Home / 37,889,936,621.72-52,288,113,569.28-20,973,584,176.25

Finding the Fourth Proportional to 37,889,936,621.72, 52,288,113,569.28 and 20,973,584,176.25

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Solution

The fourth proportional to 37,889,936,621.72, 52,288,113,569.28 and 20,973,584,176.25 is: 28,943,546,734.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,889,936,621.72 : 52,288,113,569.28 = 20,973,584,176.25 : x
  2. Step 2: Convert to fraction form
    37,889,936,621.72/52,288,113,569.28 = 20,973,584,176.25/x
  3. Step 3: Cross multiply
    37,889,936,621.72x = 52,288,113,569.28 × 20,973,584,176.25
  4. Step 4: Simplify right side
    37,889,936,621.72x = 1,096,669,151,362,613,903,360
  5. Step 5: Solve for x
    x = 1,096,669,151,362,613,903,360/37,889,936,621.72
  6. Step 6: Final answer
    x = 28,943,546,734.09

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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.