Home / 1,541,212,913.32-2,126,873,835.64-836,364,894.76

Finding the Fourth Proportional to 1,541,212,913.32, 2,126,873,835.64 and 836,364,894.76

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Solution

The fourth proportional to 1,541,212,913.32, 2,126,873,835.64 and 836,364,894.76 is: 1,154,183,563.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,212,913.32 : 2,126,873,835.64 = 836,364,894.76 : x
  2. Step 2: Convert to fraction form
    1,541,212,913.32/2,126,873,835.64 = 836,364,894.76/x
  3. Step 3: Cross multiply
    1,541,212,913.32x = 2,126,873,835.64 × 836,364,894.76
  4. Step 4: Simplify right side
    1,541,212,913.32x = 1,778,842,611,705,438,208
  5. Step 5: Solve for x
    x = 1,778,842,611,705,438,208/1,541,212,913.32
  6. Step 6: Final answer
    x = 1,154,183,563.05

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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.