Home / 1,425,231,563.04-2,137,322,970-492,316,996.32

Finding the Fourth Proportional to 1,425,231,563.04, 2,137,322,970 and 492,316,996.32

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Solution

The fourth proportional to 1,425,231,563.04, 2,137,322,970 and 492,316,996.32 is: 738,294,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,231,563.04 : 2,137,322,970 = 492,316,996.32 : x
  2. Step 2: Convert to fraction form
    1,425,231,563.04/2,137,322,970 = 492,316,996.32/x
  3. Step 3: Cross multiply
    1,425,231,563.04x = 2,137,322,970 × 492,316,996.32
  4. Step 4: Simplify right side
    1,425,231,563.04x = 1,052,240,424,756,141,440
  5. Step 5: Solve for x
    x = 1,052,240,424,756,141,440/1,425,231,563.04
  6. Step 6: Final answer
    x = 738,294,360.05

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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.