Home / 830,652,040.08-1,245,882,881.88-217,295,467.92

Finding the Fourth Proportional to 830,652,040.08, 1,245,882,881.88 and 217,295,467.92

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Solution

The fourth proportional to 830,652,040.08, 1,245,882,881.88 and 217,295,467.92 is: 325,918,303.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,652,040.08 : 1,245,882,881.88 = 217,295,467.92 : x
  2. Step 2: Convert to fraction form
    830,652,040.08/1,245,882,881.88 = 217,295,467.92/x
  3. Step 3: Cross multiply
    830,652,040.08x = 1,245,882,881.88 × 217,295,467.92
  4. Step 4: Simplify right side
    830,652,040.08x = 270,724,703,791,632,704
  5. Step 5: Solve for x
    x = 270,724,703,791,632,704/830,652,040.08
  6. Step 6: Final answer
    x = 325,918,303.61

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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.