Home / 135,004,027,268.73-186,288,434,031.45-74,020,346,751.27

Finding the Fourth Proportional to 135,004,027,268.73, 186,288,434,031.45 and 74,020,346,751.27

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Solution

The fourth proportional to 135,004,027,268.73, 186,288,434,031.45 and 74,020,346,751.27 is: 102,138,689,946.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,004,027,268.73 : 186,288,434,031.45 = 74,020,346,751.27 : x
  2. Step 2: Convert to fraction form
    135,004,027,268.73/186,288,434,031.45 = 74,020,346,751.27/x
  3. Step 3: Cross multiply
    135,004,027,268.73x = 186,288,434,031.45 × 74,020,346,751.27
  4. Step 4: Simplify right side
    135,004,027,268.73x = 13,789,134,482,759,017,824,256
  5. Step 5: Solve for x
    x = 13,789,134,482,759,017,824,256/135,004,027,268.73
  6. Step 6: Final answer
    x = 102,138,689,946.72

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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.