Home / 125,411,441.70-188,258,880.15-74,322,246.90

Finding the Fourth Proportional to 125,411,441.70, 188,258,880.15 and 74,322,246.90

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Solution

The fourth proportional to 125,411,441.70, 188,258,880.15 and 74,322,246.90 is: 111,567,356.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,411,441.70 : 188,258,880.15 = 74,322,246.90 : x
  2. Step 2: Convert to fraction form
    125,411,441.70/188,258,880.15 = 74,322,246.90/x
  3. Step 3: Cross multiply
    125,411,441.70x = 188,258,880.15 × 74,322,246.90
  4. Step 4: Simplify right side
    125,411,441.70x = 13,991,822,971,625,810
  5. Step 5: Solve for x
    x = 13,991,822,971,625,810/125,411,441.70
  6. Step 6: Final answer
    x = 111,567,356.07

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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.