Home / 125,973,405.20-188,960,107.80-95,516,368.40

Finding the Fourth Proportional to 125,973,405.20, 188,960,107.80 and 95,516,368.40

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Solution

The fourth proportional to 125,973,405.20, 188,960,107.80 and 95,516,368.40 is: 143,274,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,973,405.20 : 188,960,107.80 = 95,516,368.40 : x
  2. Step 2: Convert to fraction form
    125,973,405.20/188,960,107.80 = 95,516,368.40/x
  3. Step 3: Cross multiply
    125,973,405.20x = 188,960,107.80 × 95,516,368.40
  4. Step 4: Simplify right side
    125,973,405.20x = 18,048,783,269,528,516
  5. Step 5: Solve for x
    x = 18,048,783,269,528,516/125,973,405.20
  6. Step 6: Final answer
    x = 143,274,552.60

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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.