Home / 568,618,513.65-853,019,421.98-175,145,157.09

Finding the Fourth Proportional to 568,618,513.65, 853,019,421.98 and 175,145,157.09

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Solution

The fourth proportional to 568,618,513.65, 853,019,421.98 and 175,145,157.09 is: 262,745,966.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,618,513.65 : 853,019,421.98 = 175,145,157.09 : x
  2. Step 2: Convert to fraction form
    568,618,513.65/853,019,421.98 = 175,145,157.09/x
  3. Step 3: Cross multiply
    568,618,513.65x = 853,019,421.98 × 175,145,157.09
  4. Step 4: Simplify right side
    568,618,513.65x = 149,402,220,662,632,384
  5. Step 5: Solve for x
    x = 149,402,220,662,632,384/568,618,513.65
  6. Step 6: Final answer
    x = 262,745,966.01

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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.