Home / 125,570,923.52-173,302,225.26-69,821,902.40

Finding the Fourth Proportional to 125,570,923.52, 173,302,225.26 and 69,821,902.40

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Solution

The fourth proportional to 125,570,923.52, 173,302,225.26 and 69,821,902.40 is: 96,362,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,570,923.52 : 173,302,225.26 = 69,821,902.40 : x
  2. Step 2: Convert to fraction form
    125,570,923.52/173,302,225.26 = 69,821,902.40/x
  3. Step 3: Cross multiply
    125,570,923.52x = 173,302,225.26 × 69,821,902.40
  4. Step 4: Simplify right side
    125,570,923.52x = 12,100,291,057,806,534
  5. Step 5: Solve for x
    x = 12,100,291,057,806,534/125,570,923.52
  6. Step 6: Final answer
    x = 96,362,204.87

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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.