Home / 190,103,112,145.80-285,154,668,218.70-190,103,112,145.80

Finding the Fourth Proportional to 190,103,112,145.80, 285,154,668,218.70 and 190,103,112,145.80

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Solution

The fourth proportional to 190,103,112,145.80, 285,154,668,218.70 and 190,103,112,145.80 is: 285,154,668,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,103,112,145.80 : 285,154,668,218.70 = 190,103,112,145.80 : x
  2. Step 2: Convert to fraction form
    190,103,112,145.80/285,154,668,218.70 = 190,103,112,145.80/x
  3. Step 3: Cross multiply
    190,103,112,145.80x = 285,154,668,218.70 × 190,103,112,145.80
  4. Step 4: Simplify right side
    190,103,112,145.80x = 54,208,789,871,277,916,553,216
  5. Step 5: Solve for x
    x = 54,208,789,871,277,916,553,216/190,103,112,145.80
  6. Step 6: Final answer
    x = 285,154,668,218.70

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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.