Home / 1,924,012,906.80-2,887,719,971.40-1,648,513,892.40

Finding the Fourth Proportional to 1,924,012,906.80, 2,887,719,971.40 and 1,648,513,892.40

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Solution

The fourth proportional to 1,924,012,906.80, 2,887,719,971.40 and 1,648,513,892.40 is: 2,474,227,939.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924,012,906.80 : 2,887,719,971.40 = 1,648,513,892.40 : x
  2. Step 2: Convert to fraction form
    1,924,012,906.80/2,887,719,971.40 = 1,648,513,892.40/x
  3. Step 3: Cross multiply
    1,924,012,906.80x = 2,887,719,971.40 × 1,648,513,892.40
  4. Step 4: Simplify right side
    1,924,012,906.80x = 4,760,446,490,213,830,656
  5. Step 5: Solve for x
    x = 4,760,446,490,213,830,656/1,924,012,906.80
  6. Step 6: Final answer
    x = 2,474,227,939.63

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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.