Home / 79,860,459-110,207,433.60-43,191,030

Finding the Fourth Proportional to 79,860,459, 110,207,433.60 and 43,191,030

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Solution

The fourth proportional to 79,860,459, 110,207,433.60 and 43,191,030 is: 59,603,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,860,459 : 110,207,433.60 = 43,191,030 : x
  2. Step 2: Convert to fraction form
    79,860,459/110,207,433.60 = 43,191,030/x
  3. Step 3: Cross multiply
    79,860,459x = 110,207,433.60 × 43,191,030
  4. Step 4: Simplify right side
    79,860,459x = 4,759,972,570,840,608
  5. Step 5: Solve for x
    x = 4,759,972,570,840,608/79,860,459
  6. Step 6: Final answer
    x = 59,603,621.50

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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.