Home / 572,537,491.40-858,806,237.10-483,853,766.60

Finding the Fourth Proportional to 572,537,491.40, 858,806,237.10 and 483,853,766.60

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Solution

The fourth proportional to 572,537,491.40, 858,806,237.10 and 483,853,766.60 is: 725,780,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,537,491.40 : 858,806,237.10 = 483,853,766.60 : x
  2. Step 2: Convert to fraction form
    572,537,491.40/858,806,237.10 = 483,853,766.60/x
  3. Step 3: Cross multiply
    572,537,491.40x = 858,806,237.10 × 483,853,766.60
  4. Step 4: Simplify right side
    572,537,491.40x = 415,536,632,600,407,680
  5. Step 5: Solve for x
    x = 415,536,632,600,407,680/572,537,491.40
  6. Step 6: Final answer
    x = 725,780,649.90

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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.