Home / 155,759,692.83-215,014,560.24-97,051,364.25

Finding the Fourth Proportional to 155,759,692.83, 215,014,560.24 and 97,051,364.25

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Solution

The fourth proportional to 155,759,692.83, 215,014,560.24 and 97,051,364.25 is: 133,972,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,759,692.83 : 215,014,560.24 = 97,051,364.25 : x
  2. Step 2: Convert to fraction form
    155,759,692.83/215,014,560.24 = 97,051,364.25/x
  3. Step 3: Cross multiply
    155,759,692.83x = 215,014,560.24 × 97,051,364.25
  4. Step 4: Simplify right side
    155,759,692.83x = 20,867,456,404,905,808
  5. Step 5: Solve for x
    x = 20,867,456,404,905,808/155,759,692.83
  6. Step 6: Final answer
    x = 133,972,120.94

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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.