Home / 1,820,097,637.02-2,730,932,969.96-978,757,015.74

Finding the Fourth Proportional to 1,820,097,637.02, 2,730,932,969.96 and 978,757,015.74

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Solution

The fourth proportional to 1,820,097,637.02, 2,730,932,969.96 and 978,757,015.74 is: 1,468,558,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,097,637.02 : 2,730,932,969.96 = 978,757,015.74 : x
  2. Step 2: Convert to fraction form
    1,820,097,637.02/2,730,932,969.96 = 978,757,015.74/x
  3. Step 3: Cross multiply
    1,820,097,637.02x = 2,730,932,969.96 × 978,757,015.74
  4. Step 4: Simplify right side
    1,820,097,637.02x = 2,672,919,803,864,024,576
  5. Step 5: Solve for x
    x = 2,672,919,803,864,024,576/1,820,097,637.02
  6. Step 6: Final answer
    x = 1,468,558,471.53

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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.