Home / 2,499,740,007.36-3,449,634,979.68-1,385,877,428.16

Finding the Fourth Proportional to 2,499,740,007.36, 3,449,634,979.68 and 1,385,877,428.16

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Solution

The fourth proportional to 2,499,740,007.36, 3,449,634,979.68 and 1,385,877,428.16 is: 1,912,507,396.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,499,740,007.36 : 3,449,634,979.68 = 1,385,877,428.16 : x
  2. Step 2: Convert to fraction form
    2,499,740,007.36/3,449,634,979.68 = 1,385,877,428.16/x
  3. Step 3: Cross multiply
    2,499,740,007.36x = 3,449,634,979.68 × 1,385,877,428.16
  4. Step 4: Simplify right side
    2,499,740,007.36x = 4,780,771,253,729,692,672
  5. Step 5: Solve for x
    x = 4,780,771,253,729,692,672/2,499,740,007.36
  6. Step 6: Final answer
    x = 1,912,507,396.63

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1.5x scale

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.