Home / 565,556,049,245.24-780,467,141,802.48-308,638,947,092.48

Finding the Fourth Proportional to 565,556,049,245.24, 780,467,141,802.48 and 308,638,947,092.48

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Solution

The fourth proportional to 565,556,049,245.24, 780,467,141,802.48 and 308,638,947,092.48 is: 425,921,634,482.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,556,049,245.24 : 780,467,141,802.48 = 308,638,947,092.48 : x
  2. Step 2: Convert to fraction form
    565,556,049,245.24/780,467,141,802.48 = 308,638,947,092.48/x
  3. Step 3: Cross multiply
    565,556,049,245.24x = 780,467,141,802.48 × 308,638,947,092.48
  4. Step 4: Simplify right side
    565,556,049,245.24x = 240,882,556,886,194,700,943,360
  5. Step 5: Solve for x
    x = 240,882,556,886,194,700,943,360/565,556,049,245.24
  6. Step 6: Final answer
    x = 425,921,634,482.85

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Double scale
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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.