Home / 212,083,519,086.56-292,675,179,033.24-115,739,605,779.68

Finding the Fourth Proportional to 212,083,519,086.56, 292,675,179,033.24 and 115,739,605,779.68

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Solution

The fourth proportional to 212,083,519,086.56, 292,675,179,033.24 and 115,739,605,779.68 is: 159,720,613,787.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,083,519,086.56 : 292,675,179,033.24 = 115,739,605,779.68 : x
  2. Step 2: Convert to fraction form
    212,083,519,086.56/292,675,179,033.24 = 115,739,605,779.68/x
  3. Step 3: Cross multiply
    212,083,519,086.56x = 292,675,179,033.24 × 115,739,605,779.68
  4. Step 4: Simplify right side
    212,083,519,086.56x = 33,874,109,842,804,459,962,368
  5. Step 5: Solve for x
    x = 33,874,109,842,804,459,962,368/212,083,519,086.56
  6. Step 6: Final answer
    x = 159,720,613,787.91

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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.