Home / 1,234,285,526,826.70-1,851,434,531,063.80-385,270,886,682.66

Finding the Fourth Proportional to 1,234,285,526,826.70, 1,851,434,531,063.80 and 385,270,886,682.66

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Solution

The fourth proportional to 1,234,285,526,826.70, 1,851,434,531,063.80 and 385,270,886,682.66 is: 577,908,278,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,285,526,826.70 : 1,851,434,531,063.80 = 385,270,886,682.66 : x
  2. Step 2: Convert to fraction form
    1,234,285,526,826.70/1,851,434,531,063.80 = 385,270,886,682.66/x
  3. Step 3: Cross multiply
    1,234,285,526,826.70x = 1,851,434,531,063.80 × 385,270,886,682.66
  4. Step 4: Simplify right side
    1,234,285,526,826.70x = 713,303,823,417,845,068,333,056
  5. Step 5: Solve for x
    x = 713,303,823,417,845,068,333,056/1,234,285,526,826.70
  6. Step 6: Final answer
    x = 577,908,278,039.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.