Home / 421,879,877,633.26-582,244,141,980.88-250,602,485,819.86

Finding the Fourth Proportional to 421,879,877,633.26, 582,244,141,980.88 and 250,602,485,819.86

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Solution

The fourth proportional to 421,879,877,633.26, 582,244,141,980.88 and 250,602,485,819.86 is: 345,861,078,165.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,879,877,633.26 : 582,244,141,980.88 = 250,602,485,819.86 : x
  2. Step 2: Convert to fraction form
    421,879,877,633.26/582,244,141,980.88 = 250,602,485,819.86/x
  3. Step 3: Cross multiply
    421,879,877,633.26x = 582,244,141,980.88 × 250,602,485,819.86
  4. Step 4: Simplify right side
    421,879,877,633.26x = 145,911,829,334,460,020,555,776
  5. Step 5: Solve for x
    x = 145,911,829,334,460,020,555,776/421,879,877,633.26
  6. Step 6: Final answer
    x = 345,861,078,165.24

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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.