Home / 446,127,938.40-669,191,907.60-354,294,933.60

Finding the Fourth Proportional to 446,127,938.40, 669,191,907.60 and 354,294,933.60

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Solution

The fourth proportional to 446,127,938.40, 669,191,907.60 and 354,294,933.60 is: 531,442,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,127,938.40 : 669,191,907.60 = 354,294,933.60 : x
  2. Step 2: Convert to fraction form
    446,127,938.40/669,191,907.60 = 354,294,933.60/x
  3. Step 3: Cross multiply
    446,127,938.40x = 669,191,907.60 × 354,294,933.60
  4. Step 4: Simplify right side
    446,127,938.40x = 237,091,302,468,799,360
  5. Step 5: Solve for x
    x = 237,091,302,468,799,360/446,127,938.40
  6. Step 6: Final answer
    x = 531,442,400.40

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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.