Home / 343,918,018,955.94-474,608,299,692.87-189,590,308,119.04

Finding the Fourth Proportional to 343,918,018,955.94, 474,608,299,692.87 and 189,590,308,119.04

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Solution

The fourth proportional to 343,918,018,955.94, 474,608,299,692.87 and 189,590,308,119.04 is: 261,635,415,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,918,018,955.94 : 474,608,299,692.87 = 189,590,308,119.04 : x
  2. Step 2: Convert to fraction form
    343,918,018,955.94/474,608,299,692.87 = 189,590,308,119.04/x
  3. Step 3: Cross multiply
    343,918,018,955.94x = 474,608,299,692.87 × 189,590,308,119.04
  4. Step 4: Simplify right side
    343,918,018,955.94x = 89,981,133,774,624,900,775,936
  5. Step 5: Solve for x
    x = 89,981,133,774,624,900,775,936/343,918,018,955.94
  6. Step 6: Final answer
    x = 261,635,415,462.64

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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.