Home / 983,569,336.20-1,475,354,004.30-493,793,310.60

Finding the Fourth Proportional to 983,569,336.20, 1,475,354,004.30 and 493,793,310.60

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Solution

The fourth proportional to 983,569,336.20, 1,475,354,004.30 and 493,793,310.60 is: 740,689,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,569,336.20 : 1,475,354,004.30 = 493,793,310.60 : x
  2. Step 2: Convert to fraction form
    983,569,336.20/1,475,354,004.30 = 493,793,310.60/x
  3. Step 3: Cross multiply
    983,569,336.20x = 1,475,354,004.30 × 493,793,310.60
  4. Step 4: Simplify right side
    983,569,336.20x = 728,519,938,090,263,680
  5. Step 5: Solve for x
    x = 728,519,938,090,263,680/983,569,336.20
  6. Step 6: Final answer
    x = 740,689,965.90

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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.