Home / 294,330,678.20-441,564,329.60-100,243,774.88

Finding the Fourth Proportional to 294,330,678.20, 441,564,329.60 and 100,243,774.88

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Solution

The fourth proportional to 294,330,678.20, 441,564,329.60 and 100,243,774.88 is: 150,388,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,330,678.20 : 441,564,329.60 = 100,243,774.88 : x
  2. Step 2: Convert to fraction form
    294,330,678.20/441,564,329.60 = 100,243,774.88/x
  3. Step 3: Cross multiply
    294,330,678.20x = 441,564,329.60 × 100,243,774.88
  4. Step 4: Simplify right side
    294,330,678.20x = 44,264,075,251,460,520
  5. Step 5: Solve for x
    x = 44,264,075,251,460,520/294,330,678.20
  6. Step 6: Final answer
    x = 150,388,928.27

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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.