Home / 120,663,988,530.48-166,536,567,059.70-69,946,656,513.84

Finding the Fourth Proportional to 120,663,988,530.48, 166,536,567,059.70 and 69,946,656,513.84

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Solution

The fourth proportional to 120,663,988,530.48, 166,536,567,059.70 and 69,946,656,513.84 is: 96,538,132,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,663,988,530.48 : 166,536,567,059.70 = 69,946,656,513.84 : x
  2. Step 2: Convert to fraction form
    120,663,988,530.48/166,536,567,059.70 = 69,946,656,513.84/x
  3. Step 3: Cross multiply
    120,663,988,530.48x = 166,536,567,059.70 × 69,946,656,513.84
  4. Step 4: Simplify right side
    120,663,988,530.48x = 11,648,676,053,118,917,541,888
  5. Step 5: Solve for x
    x = 11,648,676,053,118,917,541,888/120,663,988,530.48
  6. Step 6: Final answer
    x = 96,538,132,005.94

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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.