Home / 1,194,589,017.63-1,648,448,664.06-665,929,619.19

Finding the Fourth Proportional to 1,194,589,017.63, 1,648,448,664.06 and 665,929,619.19

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Solution

The fourth proportional to 1,194,589,017.63, 1,648,448,664.06 and 665,929,619.19 is: 918,935,947.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,589,017.63 : 1,648,448,664.06 = 665,929,619.19 : x
  2. Step 2: Convert to fraction form
    1,194,589,017.63/1,648,448,664.06 = 665,929,619.19/x
  3. Step 3: Cross multiply
    1,194,589,017.63x = 1,648,448,664.06 × 665,929,619.19
  4. Step 4: Simplify right side
    1,194,589,017.63x = 1,097,750,791,111,740,032
  5. Step 5: Solve for x
    x = 1,097,750,791,111,740,032/1,194,589,017.63
  6. Step 6: Final answer
    x = 918,935,947.77

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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.