Home / 2,186,862,112.15-3,016,757,911.12-1,328,308,223.36

Finding the Fourth Proportional to 2,186,862,112.15, 3,016,757,911.12 and 1,328,308,223.36

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Solution

The fourth proportional to 2,186,862,112.15, 3,016,757,911.12 and 1,328,308,223.36 is: 1,832,390,034.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,862,112.15 : 3,016,757,911.12 = 1,328,308,223.36 : x
  2. Step 2: Convert to fraction form
    2,186,862,112.15/3,016,757,911.12 = 1,328,308,223.36/x
  3. Step 3: Cross multiply
    2,186,862,112.15x = 3,016,757,911.12 × 1,328,308,223.36
  4. Step 4: Simplify right side
    2,186,862,112.15x = 4,007,184,341,208,495,104
  5. Step 5: Solve for x
    x = 4,007,184,341,208,495,104/2,186,862,112.15
  6. Step 6: Final answer
    x = 1,832,390,034.54

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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.