Home / 314,928,613.20-472,392,919.80-110,456,688.45

Finding the Fourth Proportional to 314,928,613.20, 472,392,919.80 and 110,456,688.45

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Solution

The fourth proportional to 314,928,613.20, 472,392,919.80 and 110,456,688.45 is: 165,685,032.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,613.20 : 472,392,919.80 = 110,456,688.45 : x
  2. Step 2: Convert to fraction form
    314,928,613.20/472,392,919.80 = 110,456,688.45/x
  3. Step 3: Cross multiply
    314,928,613.20x = 472,392,919.80 × 110,456,688.45
  4. Step 4: Simplify right side
    314,928,613.20x = 52,178,957,568,334,440
  5. Step 5: Solve for x
    x = 52,178,957,568,334,440/314,928,613.20
  6. Step 6: Final answer
    x = 165,685,032.68

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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.