Home / 887,117,475.56-1,330,678,467.11-362,486,578.19

Finding the Fourth Proportional to 887,117,475.56, 1,330,678,467.11 and 362,486,578.19

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Solution

The fourth proportional to 887,117,475.56, 1,330,678,467.11 and 362,486,578.19 is: 543,730,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,117,475.56 : 1,330,678,467.11 = 362,486,578.19 : x
  2. Step 2: Convert to fraction form
    887,117,475.56/1,330,678,467.11 = 362,486,578.19/x
  3. Step 3: Cross multiply
    887,117,475.56x = 1,330,678,467.11 × 362,486,578.19
  4. Step 4: Simplify right side
    887,117,475.56x = 482,353,084,208,071,168
  5. Step 5: Solve for x
    x = 482,353,084,208,071,168/887,117,475.56
  6. Step 6: Final answer
    x = 543,730,788.20

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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.