Home / 511,788,354,811.70-706,290,130,650.28-283,417,596,797.61

Finding the Fourth Proportional to 511,788,354,811.70, 706,290,130,650.28 and 283,417,596,797.61

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Solution

The fourth proportional to 511,788,354,811.70, 706,290,130,650.28 and 283,417,596,797.61 is: 391,128,578,031.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,788,354,811.70 : 706,290,130,650.28 = 283,417,596,797.61 : x
  2. Step 2: Convert to fraction form
    511,788,354,811.70/706,290,130,650.28 = 283,417,596,797.61/x
  3. Step 3: Cross multiply
    511,788,354,811.70x = 706,290,130,650.28 × 283,417,596,797.61
  4. Step 4: Simplify right side
    511,788,354,811.70x = 200,175,051,470,772,339,998,720
  5. Step 5: Solve for x
    x = 200,175,051,470,772,339,998,720/511,788,354,811.70
  6. Step 6: Final answer
    x = 391,128,578,031.87

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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.