Home / 276,999,371,394.35-415,767,739,327.80-133,679,260,069.52

Finding the Fourth Proportional to 276,999,371,394.35, 415,767,739,327.80 and 133,679,260,069.52

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Solution

The fourth proportional to 276,999,371,394.35, 415,767,739,327.80 and 133,679,260,069.52 is: 200,648,555,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,999,371,394.35 : 415,767,739,327.80 = 133,679,260,069.52 : x
  2. Step 2: Convert to fraction form
    276,999,371,394.35/415,767,739,327.80 = 133,679,260,069.52/x
  3. Step 3: Cross multiply
    276,999,371,394.35x = 415,767,739,327.80 × 133,679,260,069.52
  4. Step 4: Simplify right side
    276,999,371,394.35x = 55,579,523,754,117,377,818,624
  5. Step 5: Solve for x
    x = 55,579,523,754,117,377,818,624/276,999,371,394.35
  6. Step 6: Final answer
    x = 200,648,555,534.05

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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.