Home / 3,966,190,111.95-5,473,342,104.35-2,182,005,289.05

Finding the Fourth Proportional to 3,966,190,111.95, 5,473,342,104.35 and 2,182,005,289.05

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Solution

The fourth proportional to 3,966,190,111.95, 5,473,342,104.35 and 2,182,005,289.05 is: 3,011,167,161.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966,190,111.95 : 5,473,342,104.35 = 2,182,005,289.05 : x
  2. Step 2: Convert to fraction form
    3,966,190,111.95/5,473,342,104.35 = 2,182,005,289.05/x
  3. Step 3: Cross multiply
    3,966,190,111.95x = 5,473,342,104.35 × 2,182,005,289.05
  4. Step 4: Simplify right side
    3,966,190,111.95x = 11,942,861,420,460,849,152
  5. Step 5: Solve for x
    x = 11,942,861,420,460,849,152/3,966,190,111.95
  6. Step 6: Final answer
    x = 3,011,167,161.27

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Double scale
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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.