Home / 125,314,054.83-187,970,823.45-70,701,849

Finding the Fourth Proportional to 125,314,054.83, 187,970,823.45 and 70,701,849

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Solution

The fourth proportional to 125,314,054.83, 187,970,823.45 and 70,701,849 is: 106,052,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,314,054.83 : 187,970,823.45 = 70,701,849 : x
  2. Step 2: Convert to fraction form
    125,314,054.83/187,970,823.45 = 70,701,849/x
  3. Step 3: Cross multiply
    125,314,054.83x = 187,970,823.45 × 70,701,849
  4. Step 4: Simplify right side
    125,314,054.83x = 13,289,884,775,967,558
  5. Step 5: Solve for x
    x = 13,289,884,775,967,558/125,314,054.83
  6. Step 6: Final answer
    x = 106,052,627.49

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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.