Home / 122,075,692,939.83-168,464,595,922.51-67,881,077,999.77

Finding the Fourth Proportional to 122,075,692,939.83, 168,464,595,922.51 and 67,881,077,999.77

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Solution

The fourth proportional to 122,075,692,939.83, 168,464,595,922.51 and 67,881,077,999.77 is: 93,675,965,301.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,075,692,939.83 : 168,464,595,922.51 = 67,881,077,999.77 : x
  2. Step 2: Convert to fraction form
    122,075,692,939.83/168,464,595,922.51 = 67,881,077,999.77/x
  3. Step 3: Cross multiply
    122,075,692,939.83x = 168,464,595,922.51 × 67,881,077,999.77
  4. Step 4: Simplify right side
    122,075,692,939.83x = 11,435,558,376,015,805,808,640
  5. Step 5: Solve for x
    x = 11,435,558,376,015,805,808,640/122,075,692,939.83
  6. Step 6: Final answer
    x = 93,675,965,301.73

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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.