Home / 434,635,523,998.20-651,565,546,643.70-169,578,262,366.20

Finding the Fourth Proportional to 434,635,523,998.20, 651,565,546,643.70 and 169,578,262,366.20

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Solution

The fourth proportional to 434,635,523,998.20, 651,565,546,643.70 and 169,578,262,366.20 is: 254,216,112,390.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,635,523,998.20 : 651,565,546,643.70 = 169,578,262,366.20 : x
  2. Step 2: Convert to fraction form
    434,635,523,998.20/651,565,546,643.70 = 169,578,262,366.20/x
  3. Step 3: Cross multiply
    434,635,523,998.20x = 651,565,546,643.70 × 169,578,262,366.20
  4. Step 4: Simplify right side
    434,635,523,998.20x = 110,491,353,217,521,885,904,896
  5. Step 5: Solve for x
    x = 110,491,353,217,521,885,904,896/434,635,523,998.20
  6. Step 6: Final answer
    x = 254,216,112,390.25

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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.