Home / 20,186,335,106.20-30,279,502,659.30-20,186,335,106.20

Finding the Fourth Proportional to 20,186,335,106.20, 30,279,502,659.30 and 20,186,335,106.20

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Solution

The fourth proportional to 20,186,335,106.20, 30,279,502,659.30 and 20,186,335,106.20 is: 30,279,502,659.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,186,335,106.20 : 30,279,502,659.30 = 20,186,335,106.20 : x
  2. Step 2: Convert to fraction form
    20,186,335,106.20/30,279,502,659.30 = 20,186,335,106.20/x
  3. Step 3: Cross multiply
    20,186,335,106.20x = 30,279,502,659.30 × 20,186,335,106.20
  4. Step 4: Simplify right side
    20,186,335,106.20x = 611,232,187,529,703,849,984
  5. Step 5: Solve for x
    x = 611,232,187,529,703,849,984/20,186,335,106.20
  6. Step 6: Final answer
    x = 30,279,502,659.30

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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.