Home / 572,537,665.40-858,806,498.10-483,853,940.60

Finding the Fourth Proportional to 572,537,665.40, 858,806,498.10 and 483,853,940.60

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Solution

The fourth proportional to 572,537,665.40, 858,806,498.10 and 483,853,940.60 is: 725,780,910.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,537,665.40 : 858,806,498.10 = 483,853,940.60 : x
  2. Step 2: Convert to fraction form
    572,537,665.40/858,806,498.10 = 483,853,940.60/x
  3. Step 3: Cross multiply
    572,537,665.40x = 858,806,498.10 × 483,853,940.60
  4. Step 4: Simplify right side
    572,537,665.40x = 415,536,908,318,571,456
  5. Step 5: Solve for x
    x = 415,536,908,318,571,456/572,537,665.40
  6. Step 6: Final answer
    x = 725,780,910.90

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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.