Home / 125,314,019.07-187,970,770.14-70,701,813.24

Finding the Fourth Proportional to 125,314,019.07, 187,970,770.14 and 70,701,813.24

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Solution

The fourth proportional to 125,314,019.07, 187,970,770.14 and 70,701,813.24 is: 106,052,574.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,314,019.07 : 187,970,770.14 = 70,701,813.24 : x
  2. Step 2: Convert to fraction form
    125,314,019.07/187,970,770.14 = 70,701,813.24/x
  3. Step 3: Cross multiply
    125,314,019.07x = 187,970,770.14 × 70,701,813.24
  4. Step 4: Simplify right side
    125,314,019.07x = 13,289,874,285,017,246
  5. Step 5: Solve for x
    x = 13,289,874,285,017,246/125,314,019.07
  6. Step 6: Final answer
    x = 106,052,574.03

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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.