Home / 35,587,409,049.81-49,107,378,485.58-21,117,010,429.96

Finding the Fourth Proportional to 35,587,409,049.81, 49,107,378,485.58 and 21,117,010,429.96

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Solution

The fourth proportional to 35,587,409,049.81, 49,107,378,485.58 and 21,117,010,429.96 is: 29,139,548,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,587,409,049.81 : 49,107,378,485.58 = 21,117,010,429.96 : x
  2. Step 2: Convert to fraction form
    35,587,409,049.81/49,107,378,485.58 = 21,117,010,429.96/x
  3. Step 3: Cross multiply
    35,587,409,049.81x = 49,107,378,485.58 × 21,117,010,429.96
  4. Step 4: Simplify right side
    35,587,409,049.81x = 1,037,001,023,667,986,104,320
  5. Step 5: Solve for x
    x = 1,037,001,023,667,986,104,320/35,587,409,049.81
  6. Step 6: Final answer
    x = 29,139,548,265.98

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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.