Home / 125,993,085.93-173,871,201.72-73,101,287.05

Finding the Fourth Proportional to 125,993,085.93, 173,871,201.72 and 73,101,287.05

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Solution

The fourth proportional to 125,993,085.93, 173,871,201.72 and 73,101,287.05 is: 100,880,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,993,085.93 : 173,871,201.72 = 73,101,287.05 : x
  2. Step 2: Convert to fraction form
    125,993,085.93/173,871,201.72 = 73,101,287.05/x
  3. Step 3: Cross multiply
    125,993,085.93x = 173,871,201.72 × 73,101,287.05
  4. Step 4: Simplify right side
    125,993,085.93x = 12,710,208,626,936,302
  5. Step 5: Solve for x
    x = 12,710,208,626,936,302/125,993,085.93
  6. Step 6: Final answer
    x = 100,880,207.30

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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.