Home / 1,090,877,291,078.30-1,636,317,511,470.10-445,482,918,169.60

Finding the Fourth Proportional to 1,090,877,291,078.30, 1,636,317,511,470.10 and 445,482,918,169.60

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Solution

The fourth proportional to 1,090,877,291,078.30, 1,636,317,511,470.10 and 445,482,918,169.60 is: 668,225,020,378.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,877,291,078.30 : 1,636,317,511,470.10 = 445,482,918,169.60 : x
  2. Step 2: Convert to fraction form
    1,090,877,291,078.30/1,636,317,511,470.10 = 445,482,918,169.60/x
  3. Step 3: Cross multiply
    1,090,877,291,078.30x = 1,636,317,511,470.10 × 445,482,918,169.60
  4. Step 4: Simplify right side
    1,090,877,291,078.30x = 728,951,500,061,718,022,717,440
  5. Step 5: Solve for x
    x = 728,951,500,061,718,022,717,440/1,090,877,291,078.30
  6. Step 6: Final answer
    x = 668,225,020,378.94

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Double scale
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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.