Home / 71,879,323,309,810-99,185,097,860,200-40,239,747,509,478

Finding the Fourth Proportional to 71,879,323,309,810, 99,185,097,860,200 and 40,239,747,509,478

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Solution

The fourth proportional to 71,879,323,309,810, 99,185,097,860,200 and 40,239,747,509,478 is: 55,526,166,786,445.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,879,323,309,810 : 99,185,097,860,200 = 40,239,747,509,478 : x
  2. Step 2: Convert to fraction form
    71,879,323,309,810/99,185,097,860,200 = 40,239,747,509,478/x
  3. Step 3: Cross multiply
    71,879,323,309,810x = 99,185,097,860,200 × 40,239,747,509,478
  4. Step 4: Simplify right side
    71,879,323,309,810x = 3,991,183,294,597,314,788,435,427,328
  5. Step 5: Solve for x
    x = 3,991,183,294,597,314,788,435,427,328/71,879,323,309,810
  6. Step 6: Final answer
    x = 55,526,166,786,445.02

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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.