Home / 105,860,087.03-158,671,113.60-53,898,837.32

Finding the Fourth Proportional to 105,860,087.03, 158,671,113.60 and 53,898,837.32

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Solution

The fourth proportional to 105,860,087.03, 158,671,113.60 and 53,898,837.32 is: 80,787,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,860,087.03 : 158,671,113.60 = 53,898,837.32 : x
  2. Step 2: Convert to fraction form
    105,860,087.03/158,671,113.60 = 53,898,837.32/x
  3. Step 3: Cross multiply
    105,860,087.03x = 158,671,113.60 × 53,898,837.32
  4. Step 4: Simplify right side
    105,860,087.03x = 8,552,188,539,309,639
  5. Step 5: Solve for x
    x = 8,552,188,539,309,639/105,860,087.03
  6. Step 6: Final answer
    x = 80,787,658.31

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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.