Home / 1,820,097,636.02-2,730,932,968.46-978,757,014.74

Finding the Fourth Proportional to 1,820,097,636.02, 2,730,932,968.46 and 978,757,014.74

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Solution

The fourth proportional to 1,820,097,636.02, 2,730,932,968.46 and 978,757,014.74 is: 1,468,558,470.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,097,636.02 : 2,730,932,968.46 = 978,757,014.74 : x
  2. Step 2: Convert to fraction form
    1,820,097,636.02/2,730,932,968.46 = 978,757,014.74/x
  3. Step 3: Cross multiply
    1,820,097,636.02x = 2,730,932,968.46 × 978,757,014.74
  4. Step 4: Simplify right side
    1,820,097,636.02x = 2,672,919,799,664,956,416
  5. Step 5: Solve for x
    x = 2,672,919,799,664,956,416/1,820,097,636.02
  6. Step 6: Final answer
    x = 1,468,558,470.03

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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.