Home / 163,466,362,979.10-245,324,696,090.40-73,992,190,696.20

Finding the Fourth Proportional to 163,466,362,979.10, 245,324,696,090.40 and 73,992,190,696.20

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Solution

The fourth proportional to 163,466,362,979.10, 245,324,696,090.40 and 73,992,190,696.20 is: 111,044,935,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,466,362,979.10 : 245,324,696,090.40 = 73,992,190,696.20 : x
  2. Step 2: Convert to fraction form
    163,466,362,979.10/245,324,696,090.40 = 73,992,190,696.20/x
  3. Step 3: Cross multiply
    163,466,362,979.10x = 245,324,696,090.40 × 73,992,190,696.20
  4. Step 4: Simplify right side
    163,466,362,979.10x = 18,152,111,695,608,185,618,432
  5. Step 5: Solve for x
    x = 18,152,111,695,608,185,618,432/163,466,362,979.10
  6. Step 6: Final answer
    x = 111,044,935,268.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.