Home / 1,317,539,570.96-1,976,313,976.14-334,966,215.80

Finding the Fourth Proportional to 1,317,539,570.96, 1,976,313,976.14 and 334,966,215.80

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Solution

The fourth proportional to 1,317,539,570.96, 1,976,313,976.14 and 334,966,215.80 is: 502,450,498.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,539,570.96 : 1,976,313,976.14 = 334,966,215.80 : x
  2. Step 2: Convert to fraction form
    1,317,539,570.96/1,976,313,976.14 = 334,966,215.80/x
  3. Step 3: Cross multiply
    1,317,539,570.96x = 1,976,313,976.14 × 334,966,215.80
  4. Step 4: Simplify right side
    1,317,539,570.96x = 661,998,413,820,267,392
  5. Step 5: Solve for x
    x = 661,998,413,820,267,392/1,317,539,570.96
  6. Step 6: Final answer
    x = 502,450,498.19

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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.