Home / 212,316,632,720.04-292,994,973,004.50-115,972,682,310.30

Finding the Fourth Proportional to 212,316,632,720.04, 292,994,973,004.50 and 115,972,682,310.30

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Solution

The fourth proportional to 212,316,632,720.04, 292,994,973,004.50 and 115,972,682,310.30 is: 160,041,219,980.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,316,632,720.04 : 292,994,973,004.50 = 115,972,682,310.30 : x
  2. Step 2: Convert to fraction form
    212,316,632,720.04/292,994,973,004.50 = 115,972,682,310.30/x
  3. Step 3: Cross multiply
    212,316,632,720.04x = 292,994,973,004.50 × 115,972,682,310.30
  4. Step 4: Simplify right side
    212,316,632,720.04x = 33,979,412,922,765,804,568,576
  5. Step 5: Solve for x
    x = 33,979,412,922,765,804,568,576/212,316,632,720.04
  6. Step 6: Final answer
    x = 160,041,219,980.97

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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.