Home / 160,992,368.20-222,307,556.70-155,786,405.32

Finding the Fourth Proportional to 160,992,368.20, 222,307,556.70 and 155,786,405.32

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Solution

The fourth proportional to 160,992,368.20, 222,307,556.70 and 155,786,405.32 is: 215,118,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,992,368.20 : 222,307,556.70 = 155,786,405.32 : x
  2. Step 2: Convert to fraction form
    160,992,368.20/222,307,556.70 = 155,786,405.32/x
  3. Step 3: Cross multiply
    160,992,368.20x = 222,307,556.70 × 155,786,405.32
  4. Step 4: Simplify right side
    160,992,368.20x = 34,632,495,133,765,080
  5. Step 5: Solve for x
    x = 34,632,495,133,765,080/160,992,368.20
  6. Step 6: Final answer
    x = 215,118,862.60

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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.