Home / 35,515,252,956.35-49,017,364,033.34-21,243,650,692.88

Finding the Fourth Proportional to 35,515,252,956.35, 49,017,364,033.34 and 21,243,650,692.88

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Solution

The fourth proportional to 35,515,252,956.35, 49,017,364,033.34 and 21,243,650,692.88 is: 29,320,015,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,515,252,956.35 : 49,017,364,033.34 = 21,243,650,692.88 : x
  2. Step 2: Convert to fraction form
    35,515,252,956.35/49,017,364,033.34 = 21,243,650,692.88/x
  3. Step 3: Cross multiply
    35,515,252,956.35x = 49,017,364,033.34 × 21,243,650,692.88
  4. Step 4: Simplify right side
    35,515,252,956.35x = 1,041,307,759,409,903,435,776
  5. Step 5: Solve for x
    x = 1,041,307,759,409,903,435,776/35,515,252,956.35
  6. Step 6: Final answer
    x = 29,320,015,281.60

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1.5x scale

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.