Home / 572,537,489.90-858,806,234.85-483,853,765.10

Finding the Fourth Proportional to 572,537,489.90, 858,806,234.85 and 483,853,765.10

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Solution

The fourth proportional to 572,537,489.90, 858,806,234.85 and 483,853,765.10 is: 725,780,647.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,537,489.90 : 858,806,234.85 = 483,853,765.10 : x
  2. Step 2: Convert to fraction form
    572,537,489.90/858,806,234.85 = 483,853,765.10/x
  3. Step 3: Cross multiply
    572,537,489.90x = 858,806,234.85 × 483,853,765.10
  4. Step 4: Simplify right side
    572,537,489.90x = 415,536,630,223,527,360
  5. Step 5: Solve for x
    x = 415,536,630,223,527,360/572,537,489.90
  6. Step 6: Final answer
    x = 725,780,647.65

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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.