Home / 546,048,208.80-819,072,313.20-352,556,445.60

Finding the Fourth Proportional to 546,048,208.80, 819,072,313.20 and 352,556,445.60

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Solution

The fourth proportional to 546,048,208.80, 819,072,313.20 and 352,556,445.60 is: 528,834,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,048,208.80 : 819,072,313.20 = 352,556,445.60 : x
  2. Step 2: Convert to fraction form
    546,048,208.80/819,072,313.20 = 352,556,445.60/x
  3. Step 3: Cross multiply
    546,048,208.80x = 819,072,313.20 × 352,556,445.60
  4. Step 4: Simplify right side
    546,048,208.80x = 288,769,223,431,161,984
  5. Step 5: Solve for x
    x = 288,769,223,431,161,984/546,048,208.80
  6. Step 6: Final answer
    x = 528,834,668.40

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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.