Home / 671,393,081.01-1,005,976,285.95-408,281,741.04

Finding the Fourth Proportional to 671,393,081.01, 1,005,976,285.95 and 408,281,741.04

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Solution

The fourth proportional to 671,393,081.01, 1,005,976,285.95 and 408,281,741.04 is: 611,745,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,393,081.01 : 1,005,976,285.95 = 408,281,741.04 : x
  2. Step 2: Convert to fraction form
    671,393,081.01/1,005,976,285.95 = 408,281,741.04/x
  3. Step 3: Cross multiply
    671,393,081.01x = 1,005,976,285.95 × 408,281,741.04
  4. Step 4: Simplify right side
    671,393,081.01x = 410,721,749,472,618,944
  5. Step 5: Solve for x
    x = 410,721,749,472,618,944/671,393,081.01
  6. Step 6: Final answer
    x = 611,745,579.59

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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.