Home / 940,619,882-1,298,060,484.46-517,260,843.12

Finding the Fourth Proportional to 940,619,882, 1,298,060,484.46 and 517,260,843.12

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Solution

The fourth proportional to 940,619,882, 1,298,060,484.46 and 517,260,843.12 is: 713,822,739.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,619,882 : 1,298,060,484.46 = 517,260,843.12 : x
  2. Step 2: Convert to fraction form
    940,619,882/1,298,060,484.46 = 517,260,843.12/x
  3. Step 3: Cross multiply
    940,619,882x = 1,298,060,484.46 × 517,260,843.12
  4. Step 4: Simplify right side
    940,619,882x = 671,435,860,612,535,296
  5. Step 5: Solve for x
    x = 671,435,860,612,535,296/940,619,882
  6. Step 6: Final answer
    x = 713,822,739.09

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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.