Home / 53,214,830.40-79,822,245.60-40,460,246.40

Finding the Fourth Proportional to 53,214,830.40, 79,822,245.60 and 40,460,246.40

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Solution

The fourth proportional to 53,214,830.40, 79,822,245.60 and 40,460,246.40 is: 60,690,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,214,830.40 : 79,822,245.60 = 40,460,246.40 : x
  2. Step 2: Convert to fraction form
    53,214,830.40/79,822,245.60 = 40,460,246.40/x
  3. Step 3: Cross multiply
    53,214,830.40x = 79,822,245.60 × 40,460,246.40
  4. Step 4: Simplify right side
    53,214,830.40x = 3,229,627,725,177,315.50
  5. Step 5: Solve for x
    x = 3,229,627,725,177,315.50/53,214,830.40
  6. Step 6: Final answer
    x = 60,690,369.60

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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.