Home / 983,043,856.16-1,356,546,074.52-536,918,393.60

Finding the Fourth Proportional to 983,043,856.16, 1,356,546,074.52 and 536,918,393.60

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Solution

The fourth proportional to 983,043,856.16, 1,356,546,074.52 and 536,918,393.60 is: 740,917,645.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,043,856.16 : 1,356,546,074.52 = 536,918,393.60 : x
  2. Step 2: Convert to fraction form
    983,043,856.16/1,356,546,074.52 = 536,918,393.60/x
  3. Step 3: Cross multiply
    983,043,856.16x = 1,356,546,074.52 × 536,918,393.60
  4. Step 4: Simplify right side
    983,043,856.16x = 728,354,539,175,664,256
  5. Step 5: Solve for x
    x = 728,354,539,175,664,256/983,043,856.16
  6. Step 6: Final answer
    x = 740,917,645.34

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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.