Home / 135,004,027,269.23-186,288,434,032.14-74,020,346,751.77

Finding the Fourth Proportional to 135,004,027,269.23, 186,288,434,032.14 and 74,020,346,751.77

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Solution

The fourth proportional to 135,004,027,269.23, 186,288,434,032.14 and 74,020,346,751.77 is: 102,138,689,947.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,004,027,269.23 : 186,288,434,032.14 = 74,020,346,751.77 : x
  2. Step 2: Convert to fraction form
    135,004,027,269.23/186,288,434,032.14 = 74,020,346,751.77/x
  3. Step 3: Cross multiply
    135,004,027,269.23x = 186,288,434,032.14 × 74,020,346,751.77
  4. Step 4: Simplify right side
    135,004,027,269.23x = 13,789,134,482,903,236,870,144
  5. Step 5: Solve for x
    x = 13,789,134,482,903,236,870,144/135,004,027,269.23
  6. Step 6: Final answer
    x = 102,138,689,947.41

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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.