Home / 1,454,526,266.89-2,181,789,429.27-349,131,123.77

Finding the Fourth Proportional to 1,454,526,266.89, 2,181,789,429.27 and 349,131,123.77

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Solution

The fourth proportional to 1,454,526,266.89, 2,181,789,429.27 and 349,131,123.77 is: 523,696,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,526,266.89 : 2,181,789,429.27 = 349,131,123.77 : x
  2. Step 2: Convert to fraction form
    1,454,526,266.89/2,181,789,429.27 = 349,131,123.77/x
  3. Step 3: Cross multiply
    1,454,526,266.89x = 2,181,789,429.27 × 349,131,123.77
  4. Step 4: Simplify right side
    1,454,526,266.89x = 761,730,595,270,603,008
  5. Step 5: Solve for x
    x = 761,730,595,270,603,008/1,454,526,266.89
  6. Step 6: Final answer
    x = 523,696,692.60

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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.