Home / 158,312,696,299.46-218,471,661,669.38-86,054,761,146.77

Finding the Fourth Proportional to 158,312,696,299.46, 218,471,661,669.38 and 86,054,761,146.77

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Solution

The fourth proportional to 158,312,696,299.46, 218,471,661,669.38 and 86,054,761,146.77 is: 118,755,646,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,312,696,299.46 : 218,471,661,669.38 = 86,054,761,146.77 : x
  2. Step 2: Convert to fraction form
    158,312,696,299.46/218,471,661,669.38 = 86,054,761,146.77/x
  3. Step 3: Cross multiply
    158,312,696,299.46x = 218,471,661,669.38 × 86,054,761,146.77
  4. Step 4: Simplify right side
    158,312,696,299.46x = 18,800,526,662,296,443,813,888
  5. Step 5: Solve for x
    x = 18,800,526,662,296,443,813,888/158,312,696,299.46
  6. Step 6: Final answer
    x = 118,755,646,904.87

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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.