Home / 135,004,027,269.60-186,288,434,032.66-74,020,346,752.15

Finding the Fourth Proportional to 135,004,027,269.60, 186,288,434,032.66 and 74,020,346,752.15

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Solution

The fourth proportional to 135,004,027,269.60, 186,288,434,032.66 and 74,020,346,752.15 is: 102,138,689,947.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,004,027,269.60 : 186,288,434,032.66 = 74,020,346,752.15 : x
  2. Step 2: Convert to fraction form
    135,004,027,269.60/186,288,434,032.66 = 74,020,346,752.15/x
  3. Step 3: Cross multiply
    135,004,027,269.60x = 186,288,434,032.66 × 74,020,346,752.15
  4. Step 4: Simplify right side
    135,004,027,269.60x = 13,789,134,483,011,584,131,072
  5. Step 5: Solve for x
    x = 13,789,134,483,011,584,131,072/135,004,027,269.60
  6. Step 6: Final answer
    x = 102,138,689,947.93

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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.