Home / 1,622,295,206.16-2,238,767,980.98-879,739,072.08

Finding the Fourth Proportional to 1,622,295,206.16, 2,238,767,980.98 and 879,739,072.08

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Solution

The fourth proportional to 1,622,295,206.16, 2,238,767,980.98 and 879,739,072.08 is: 1,214,040,242.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,295,206.16 : 2,238,767,980.98 = 879,739,072.08 : x
  2. Step 2: Convert to fraction form
    1,622,295,206.16/2,238,767,980.98 = 879,739,072.08/x
  3. Step 3: Cross multiply
    1,622,295,206.16x = 2,238,767,980.98 × 879,739,072.08
  4. Step 4: Simplify right side
    1,622,295,206.16x = 1,969,531,666,189,760,512
  5. Step 5: Solve for x
    x = 1,969,531,666,189,760,512/1,622,295,206.16
  6. Step 6: Final answer
    x = 1,214,040,242.93

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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.