Home / 127,207,409.04-190,841,556.60-40,953,878.64

Finding the Fourth Proportional to 127,207,409.04, 190,841,556.60 and 40,953,878.64

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Solution

The fourth proportional to 127,207,409.04, 190,841,556.60 and 40,953,878.64 is: 61,440,618.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,207,409.04 : 190,841,556.60 = 40,953,878.64 : x
  2. Step 2: Convert to fraction form
    127,207,409.04/190,841,556.60 = 40,953,878.64/x
  3. Step 3: Cross multiply
    127,207,409.04x = 190,841,556.60 × 40,953,878.64
  4. Step 4: Simplify right side
    127,207,409.04x = 7,815,701,948,465,091
  5. Step 5: Solve for x
    x = 7,815,701,948,465,091/127,207,409.04
  6. Step 6: Final answer
    x = 61,440,618.97

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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.