Home / 122,075,692,945.08-168,464,595,929.76-67,881,078,005.02

Finding the Fourth Proportional to 122,075,692,945.08, 168,464,595,929.76 and 67,881,078,005.02

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Solution

The fourth proportional to 122,075,692,945.08, 168,464,595,929.76 and 67,881,078,005.02 is: 93,675,965,308.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,075,692,945.08 : 168,464,595,929.76 = 67,881,078,005.02 : x
  2. Step 2: Convert to fraction form
    122,075,692,945.08/168,464,595,929.76 = 67,881,078,005.02/x
  3. Step 3: Cross multiply
    122,075,692,945.08x = 168,464,595,929.76 × 67,881,078,005.02
  4. Step 4: Simplify right side
    122,075,692,945.08x = 11,435,558,377,392,212,803,584
  5. Step 5: Solve for x
    x = 11,435,558,377,392,212,803,584/122,075,692,945.08
  6. Step 6: Final answer
    x = 93,675,965,308.97

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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.