Home / 74,689,705,139.01-103,074,251,532.35-40,856,225,990.37

Finding the Fourth Proportional to 74,689,705,139.01, 103,074,251,532.35 and 40,856,225,990.37

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Solution

The fourth proportional to 74,689,705,139.01, 103,074,251,532.35 and 40,856,225,990.37 is: 56,382,936,665.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,689,705,139.01 : 103,074,251,532.35 = 40,856,225,990.37 : x
  2. Step 2: Convert to fraction form
    74,689,705,139.01/103,074,251,532.35 = 40,856,225,990.37/x
  3. Step 3: Cross multiply
    74,689,705,139.01x = 103,074,251,532.35 × 40,856,225,990.37
  4. Step 4: Simplify right side
    74,689,705,139.01x = 4,211,224,914,393,417,383,936
  5. Step 5: Solve for x
    x = 4,211,224,914,393,417,383,936/74,689,705,139.01
  6. Step 6: Final answer
    x = 56,382,936,665.18

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Double scale
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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.