Home / 298,834,746.21-447,332,749.47-194,980,327.29

Finding the Fourth Proportional to 298,834,746.21, 447,332,749.47 and 194,980,327.29

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Solution

The fourth proportional to 298,834,746.21, 447,332,749.47 and 194,980,327.29 is: 291,870,630.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,834,746.21 : 447,332,749.47 = 194,980,327.29 : x
  2. Step 2: Convert to fraction form
    298,834,746.21/447,332,749.47 = 194,980,327.29/x
  3. Step 3: Cross multiply
    298,834,746.21x = 447,332,749.47 × 194,980,327.29
  4. Step 4: Simplify right side
    298,834,746.21x = 87,221,085,899,196,176
  5. Step 5: Solve for x
    x = 87,221,085,899,196,176/298,834,746.21
  6. Step 6: Final answer
    x = 291,870,630.86

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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.