Home / 295,590,544.36-407,929,168.74-163,429,095.40

Finding the Fourth Proportional to 295,590,544.36, 407,929,168.74 and 163,429,095.40

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Solution

The fourth proportional to 295,590,544.36, 407,929,168.74 and 163,429,095.40 is: 225,540,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,590,544.36 : 407,929,168.74 = 163,429,095.40 : x
  2. Step 2: Convert to fraction form
    295,590,544.36/407,929,168.74 = 163,429,095.40/x
  3. Step 3: Cross multiply
    295,590,544.36x = 407,929,168.74 × 163,429,095.40
  4. Step 4: Simplify right side
    295,590,544.36x = 66,667,495,034,452,160
  5. Step 5: Solve for x
    x = 66,667,495,034,452,160/295,590,544.36
  6. Step 6: Final answer
    x = 225,540,012.38

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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.