Home / 293,532,714,961.79-405,068,797,618.74-169,939,066,310.51

Finding the Fourth Proportional to 293,532,714,961.79, 405,068,797,618.74 and 169,939,066,310.51

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Solution

The fourth proportional to 293,532,714,961.79, 405,068,797,618.74 and 169,939,066,310.51 is: 234,512,235,775.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,532,714,961.79 : 405,068,797,618.74 = 169,939,066,310.51 : x
  2. Step 2: Convert to fraction form
    293,532,714,961.79/405,068,797,618.74 = 169,939,066,310.51/x
  3. Step 3: Cross multiply
    293,532,714,961.79x = 405,068,797,618.74 × 169,939,066,310.51
  4. Step 4: Simplify right side
    293,532,714,961.79x = 68,837,013,258,849,616,920,576
  5. Step 5: Solve for x
    x = 68,837,013,258,849,616,920,576/293,532,714,961.79
  6. Step 6: Final answer
    x = 234,512,235,775.19

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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.