Home / 158,312,696,298.20-218,471,661,667.65-86,054,761,145.51

Finding the Fourth Proportional to 158,312,696,298.20, 218,471,661,667.65 and 86,054,761,145.51

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Solution

The fourth proportional to 158,312,696,298.20, 218,471,661,667.65 and 86,054,761,145.51 is: 118,755,646,903.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,312,696,298.20 : 218,471,661,667.65 = 86,054,761,145.51 : x
  2. Step 2: Convert to fraction form
    158,312,696,298.20/218,471,661,667.65 = 86,054,761,145.51/x
  3. Step 3: Cross multiply
    158,312,696,298.20x = 218,471,661,667.65 × 86,054,761,145.51
  4. Step 4: Simplify right side
    158,312,696,298.20x = 18,800,526,661,872,292,724,736
  5. Step 5: Solve for x
    x = 18,800,526,661,872,292,724,736/158,312,696,298.20
  6. Step 6: Final answer
    x = 118,755,646,903.14

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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.