Home / 286,165,095.40-429,270,971.10-122,404,090.60

Finding the Fourth Proportional to 286,165,095.40, 429,270,971.10 and 122,404,090.60

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Solution

The fourth proportional to 286,165,095.40, 429,270,971.10 and 122,404,090.60 is: 183,616,114.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,165,095.40 : 429,270,971.10 = 122,404,090.60 : x
  2. Step 2: Convert to fraction form
    286,165,095.40/429,270,971.10 = 122,404,090.60/x
  3. Step 3: Cross multiply
    286,165,095.40x = 429,270,971.10 × 122,404,090.60
  4. Step 4: Simplify right side
    286,165,095.40x = 52,544,522,838,474,384
  5. Step 5: Solve for x
    x = 52,544,522,838,474,384/286,165,095.40
  6. Step 6: Final answer
    x = 183,616,114.21

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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.