Home / 744,305,283.95-1,026,379,958.31-493,322,528.61

Finding the Fourth Proportional to 744,305,283.95, 1,026,379,958.31 and 493,322,528.61

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Solution

The fourth proportional to 744,305,283.95, 1,026,379,958.31 and 493,322,528.61 is: 680,280,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,305,283.95 : 1,026,379,958.31 = 493,322,528.61 : x
  2. Step 2: Convert to fraction form
    744,305,283.95/1,026,379,958.31 = 493,322,528.61/x
  3. Step 3: Cross multiply
    744,305,283.95x = 1,026,379,958.31 × 493,322,528.61
  4. Step 4: Simplify right side
    744,305,283.95x = 506,336,356,348,115,584
  5. Step 5: Solve for x
    x = 506,336,356,348,115,584/744,305,283.95
  6. Step 6: Final answer
    x = 680,280,480.70

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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.