Home / 1,086,816,546,643.20-1,630,224,819,964.80-291,910,057,094.40

Finding the Fourth Proportional to 1,086,816,546,643.20, 1,630,224,819,964.80 and 291,910,057,094.40

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Solution

The fourth proportional to 1,086,816,546,643.20, 1,630,224,819,964.80 and 291,910,057,094.40 is: 437,865,085,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,816,546,643.20 : 1,630,224,819,964.80 = 291,910,057,094.40 : x
  2. Step 2: Convert to fraction form
    1,086,816,546,643.20/1,630,224,819,964.80 = 291,910,057,094.40/x
  3. Step 3: Cross multiply
    1,086,816,546,643.20x = 1,630,224,819,964.80 × 291,910,057,094.40
  4. Step 4: Simplify right side
    1,086,816,546,643.20x = 475,879,020,272,632,801,001,472
  5. Step 5: Solve for x
    x = 475,879,020,272,632,801,001,472/1,086,816,546,643.20
  6. Step 6: Final answer
    x = 437,865,085,641.60

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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.