Home / 20,233,338,425.36-27,920,900,833.83-11,076,095,784.66

Finding the Fourth Proportional to 20,233,338,425.36, 27,920,900,833.83 and 11,076,095,784.66

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Solution

The fourth proportional to 20,233,338,425.36, 27,920,900,833.83 and 11,076,095,784.66 is: 15,284,406,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233,338,425.36 : 27,920,900,833.83 = 11,076,095,784.66 : x
  2. Step 2: Convert to fraction form
    20,233,338,425.36/27,920,900,833.83 = 11,076,095,784.66/x
  3. Step 3: Cross multiply
    20,233,338,425.36x = 27,920,900,833.83 × 11,076,095,784.66
  4. Step 4: Simplify right side
    20,233,338,425.36x = 309,254,572,029,494,362,112
  5. Step 5: Solve for x
    x = 309,254,572,029,494,362,112/20,233,338,425.36
  6. Step 6: Final answer
    x = 15,284,406,632.67

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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.