Home / 90,460,153,288.55-135,690,229,932.82-82,623,736,878.95

Finding the Fourth Proportional to 90,460,153,288.55, 135,690,229,932.82 and 82,623,736,878.95

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Solution

The fourth proportional to 90,460,153,288.55, 135,690,229,932.82 and 82,623,736,878.95 is: 123,935,605,318.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,460,153,288.55 : 135,690,229,932.82 = 82,623,736,878.95 : x
  2. Step 2: Convert to fraction form
    90,460,153,288.55/135,690,229,932.82 = 82,623,736,878.95/x
  3. Step 3: Cross multiply
    90,460,153,288.55x = 135,690,229,932.82 × 82,623,736,878.95
  4. Step 4: Simplify right side
    90,460,153,288.55x = 11,211,233,855,013,545,574,400
  5. Step 5: Solve for x
    x = 11,211,233,855,013,545,574,400/90,460,153,288.55
  6. Step 6: Final answer
    x = 123,935,605,318.42

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1.5x scale

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.