Home / 879,308,746.62-1,213,390,880.37-482,828,960.04

Finding the Fourth Proportional to 879,308,746.62, 1,213,390,880.37 and 482,828,960.04

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Solution

The fourth proportional to 879,308,746.62, 1,213,390,880.37 and 482,828,960.04 is: 666,273,660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,308,746.62 : 1,213,390,880.37 = 482,828,960.04 : x
  2. Step 2: Convert to fraction form
    879,308,746.62/1,213,390,880.37 = 482,828,960.04/x
  3. Step 3: Cross multiply
    879,308,746.62x = 1,213,390,880.37 × 482,828,960.04
  4. Step 4: Simplify right side
    879,308,746.62x = 585,860,256,891,067,136
  5. Step 5: Solve for x
    x = 585,860,256,891,067,136/879,308,746.62
  6. Step 6: Final answer
    x = 666,273,660.01

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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.