Home / 545,628,506.60-819,025,387.74-234,889,921

Finding the Fourth Proportional to 545,628,506.60, 819,025,387.74 and 234,889,921

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Solution

The fourth proportional to 545,628,506.60, 819,025,387.74 and 234,889,921 is: 352,585,699.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,628,506.60 : 819,025,387.74 = 234,889,921 : x
  2. Step 2: Convert to fraction form
    545,628,506.60/819,025,387.74 = 234,889,921/x
  3. Step 3: Cross multiply
    545,628,506.60x = 819,025,387.74 × 234,889,921
  4. Step 4: Simplify right side
    545,628,506.60x = 192,380,808,623,242,976
  5. Step 5: Solve for x
    x = 192,380,808,623,242,976/545,628,506.60
  6. Step 6: Final answer
    x = 352,585,699.42

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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.