Home / 674,045,296.40-930,101,949.95-372,589,886.18

Finding the Fourth Proportional to 674,045,296.40, 930,101,949.95 and 372,589,886.18

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Solution

The fourth proportional to 674,045,296.40, 930,101,949.95 and 372,589,886.18 is: 514,129,512.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,045,296.40 : 930,101,949.95 = 372,589,886.18 : x
  2. Step 2: Convert to fraction form
    674,045,296.40/930,101,949.95 = 372,589,886.18/x
  3. Step 3: Cross multiply
    674,045,296.40x = 930,101,949.95 × 372,589,886.18
  4. Step 4: Simplify right side
    674,045,296.40x = 346,546,579,668,128,896
  5. Step 5: Solve for x
    x = 346,546,579,668,128,896/674,045,296.40
  6. Step 6: Final answer
    x = 514,129,512.54

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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.