Home / 838,255,824.64-1,148,414,577.08-806,838,196

Finding the Fourth Proportional to 838,255,824.64, 1,148,414,577.08 and 806,838,196

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Solution

The fourth proportional to 838,255,824.64, 1,148,414,577.08 and 806,838,196 is: 1,105,372,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,255,824.64 : 1,148,414,577.08 = 806,838,196 : x
  2. Step 2: Convert to fraction form
    838,255,824.64/1,148,414,577.08 = 806,838,196/x
  3. Step 3: Cross multiply
    838,255,824.64x = 1,148,414,577.08 × 806,838,196
  4. Step 4: Simplify right side
    838,255,824.64x = 926,584,745,631,330,048
  5. Step 5: Solve for x
    x = 926,584,745,631,330,048/838,255,824.64
  6. Step 6: Final answer
    x = 1,105,372,272.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.