Home / 282,119,463,007.20-396,083,019,218.40-282,119,463,007.20

Finding the Fourth Proportional to 282,119,463,007.20, 396,083,019,218.40 and 282,119,463,007.20

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Solution

The fourth proportional to 282,119,463,007.20, 396,083,019,218.40 and 282,119,463,007.20 is: 396,083,019,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,119,463,007.20 : 396,083,019,218.40 = 282,119,463,007.20 : x
  2. Step 2: Convert to fraction form
    282,119,463,007.20/396,083,019,218.40 = 282,119,463,007.20/x
  3. Step 3: Cross multiply
    282,119,463,007.20x = 396,083,019,218.40 × 282,119,463,007.20
  4. Step 4: Simplify right side
    282,119,463,007.20x = 111,742,728,688,165,502,058,496
  5. Step 5: Solve for x
    x = 111,742,728,688,165,502,058,496/282,119,463,007.20
  6. Step 6: Final answer
    x = 396,083,019,218.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.