Home / 1,317,539,568.96-1,976,313,973.14-334,966,213.80

Finding the Fourth Proportional to 1,317,539,568.96, 1,976,313,973.14 and 334,966,213.80

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Solution

The fourth proportional to 1,317,539,568.96, 1,976,313,973.14 and 334,966,213.80 is: 502,450,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,539,568.96 : 1,976,313,973.14 = 334,966,213.80 : x
  2. Step 2: Convert to fraction form
    1,317,539,568.96/1,976,313,973.14 = 334,966,213.80/x
  3. Step 3: Cross multiply
    1,317,539,568.96x = 1,976,313,973.14 × 334,966,213.80
  4. Step 4: Simplify right side
    1,317,539,568.96x = 661,998,408,862,740,736
  5. Step 5: Solve for x
    x = 661,998,408,862,740,736/1,317,539,568.96
  6. Step 6: Final answer
    x = 502,450,495.19

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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.