Home / 19,149,372,112.60-28,724,058,168.90-10,333,403,651.80

Finding the Fourth Proportional to 19,149,372,112.60, 28,724,058,168.90 and 10,333,403,651.80

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Solution

The fourth proportional to 19,149,372,112.60, 28,724,058,168.90 and 10,333,403,651.80 is: 15,500,105,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149,372,112.60 : 28,724,058,168.90 = 10,333,403,651.80 : x
  2. Step 2: Convert to fraction form
    19,149,372,112.60/28,724,058,168.90 = 10,333,403,651.80/x
  3. Step 3: Cross multiply
    19,149,372,112.60x = 28,724,058,168.90 × 10,333,403,651.80
  4. Step 4: Simplify right side
    19,149,372,112.60x = 296,817,287,577,026,887,680
  5. Step 5: Solve for x
    x = 296,817,287,577,026,887,680/19,149,372,112.60
  6. Step 6: Final answer
    x = 15,500,105,477.70

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Double scale
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Similar ratio
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1.5x scale

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.