Home / 1,213,719,125.48-1,674,932,395.32-656,802,172.34

Finding the Fourth Proportional to 1,213,719,125.48, 1,674,932,395.32 and 656,802,172.34

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Solution

The fourth proportional to 1,213,719,125.48, 1,674,932,395.32 and 656,802,172.34 is: 906,386,999.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,719,125.48 : 1,674,932,395.32 = 656,802,172.34 : x
  2. Step 2: Convert to fraction form
    1,213,719,125.48/1,674,932,395.32 = 656,802,172.34/x
  3. Step 3: Cross multiply
    1,213,719,125.48x = 1,674,932,395.32 × 656,802,172.34
  4. Step 4: Simplify right side
    1,213,719,125.48x = 1,100,099,235,768,815,616
  5. Step 5: Solve for x
    x = 1,100,099,235,768,815,616/1,213,719,125.48
  6. Step 6: Final answer
    x = 906,386,999.00

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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.