Home / 2,114,642,837.52-2,918,036,030.16-1,222,626,795.40

Finding the Fourth Proportional to 2,114,642,837.52, 2,918,036,030.16 and 1,222,626,795.40

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Solution

The fourth proportional to 2,114,642,837.52, 2,918,036,030.16 and 1,222,626,795.40 is: 1,687,126,060.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,642,837.52 : 2,918,036,030.16 = 1,222,626,795.40 : x
  2. Step 2: Convert to fraction form
    2,114,642,837.52/2,918,036,030.16 = 1,222,626,795.40/x
  3. Step 3: Cross multiply
    2,114,642,837.52x = 2,918,036,030.16 × 1,222,626,795.40
  4. Step 4: Simplify right side
    2,114,642,837.52x = 3,567,669,040,416,258,560
  5. Step 5: Solve for x
    x = 3,567,669,040,416,258,560/2,114,642,837.52
  6. Step 6: Final answer
    x = 1,687,126,060.78

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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.