Home / 1,317,539,482.52-1,976,313,843.30-334,966,127.72

Finding the Fourth Proportional to 1,317,539,482.52, 1,976,313,843.30 and 334,966,127.72

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Solution

The fourth proportional to 1,317,539,482.52, 1,976,313,843.30 and 334,966,127.72 is: 502,450,366.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,539,482.52 : 1,976,313,843.30 = 334,966,127.72 : x
  2. Step 2: Convert to fraction form
    1,317,539,482.52/1,976,313,843.30 = 334,966,127.72/x
  3. Step 3: Cross multiply
    1,317,539,482.52x = 1,976,313,843.30 × 334,966,127.72
  4. Step 4: Simplify right side
    1,317,539,482.52x = 661,998,195,239,750,272
  5. Step 5: Solve for x
    x = 661,998,195,239,750,272/1,317,539,482.52
  6. Step 6: Final answer
    x = 502,450,366.02

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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.