Home / 13,979,695,986.90-19,291,850,081.73-7,636,061,392.02

Finding the Fourth Proportional to 13,979,695,986.90, 19,291,850,081.73 and 7,636,061,392.02

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Solution

The fourth proportional to 13,979,695,986.90, 19,291,850,081.73 and 7,636,061,392.02 is: 10,537,693,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,979,695,986.90 : 19,291,850,081.73 = 7,636,061,392.02 : x
  2. Step 2: Convert to fraction form
    13,979,695,986.90/19,291,850,081.73 = 7,636,061,392.02/x
  3. Step 3: Cross multiply
    13,979,695,986.90x = 19,291,850,081.73 × 7,636,061,392.02
  4. Step 4: Simplify right side
    13,979,695,986.90x = 147,313,751,589,736,333,312
  5. Step 5: Solve for x
    x = 147,313,751,589,736,333,312/13,979,695,986.90
  6. Step 6: Final answer
    x = 10,537,693,504.05

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1.5x scale

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.