Home / 61,129,130,200.22-91,735,579,692.71-21,334,905,036.15

Finding the Fourth Proportional to 61,129,130,200.22, 91,735,579,692.71 and 21,334,905,036.15

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Solution

The fourth proportional to 61,129,130,200.22, 91,735,579,692.71 and 21,334,905,036.15 is: 32,016,975,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,129,130,200.22 : 91,735,579,692.71 = 21,334,905,036.15 : x
  2. Step 2: Convert to fraction form
    61,129,130,200.22/91,735,579,692.71 = 21,334,905,036.15/x
  3. Step 3: Cross multiply
    61,129,130,200.22x = 91,735,579,692.71 × 21,334,905,036.15
  4. Step 4: Simplify right side
    61,129,130,200.22x = 1,957,169,881,180,364,603,392
  5. Step 5: Solve for x
    x = 1,957,169,881,180,364,603,392/61,129,130,200.22
  6. Step 6: Final answer
    x = 32,016,975,781.76

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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.