Home / 1,918,919,965,586.40-2,878,379,773,592.10-844,475,886,031.45

Finding the Fourth Proportional to 1,918,919,965,586.40, 2,878,379,773,592.10 and 844,475,886,031.45

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Solution

The fourth proportional to 1,918,919,965,586.40, 2,878,379,773,592.10 and 844,475,886,031.45 is: 1,266,713,752,126.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,919,965,586.40 : 2,878,379,773,592.10 = 844,475,886,031.45 : x
  2. Step 2: Convert to fraction form
    1,918,919,965,586.40/2,878,379,773,592.10 = 844,475,886,031.45/x
  3. Step 3: Cross multiply
    1,918,919,965,586.40x = 2,878,379,773,592.10 × 844,475,886,031.45
  4. Step 4: Simplify right side
    1,918,919,965,586.40x = 2,430,722,309,639,192,897,912,832
  5. Step 5: Solve for x
    x = 2,430,722,309,639,192,897,912,832/1,918,919,965,586.40
  6. Step 6: Final answer
    x = 1,266,713,752,126.91

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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.