Home / 793,152,528.43-1,189,930,609.01-465,904,807.51

Finding the Fourth Proportional to 793,152,528.43, 1,189,930,609.01 and 465,904,807.51

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Solution

The fourth proportional to 793,152,528.43, 1,189,930,609.01 and 465,904,807.51 is: 698,975,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,152,528.43 : 1,189,930,609.01 = 465,904,807.51 : x
  2. Step 2: Convert to fraction form
    793,152,528.43/1,189,930,609.01 = 465,904,807.51/x
  3. Step 3: Cross multiply
    793,152,528.43x = 1,189,930,609.01 × 465,904,807.51
  4. Step 4: Simplify right side
    793,152,528.43x = 554,394,391,341,061,120
  5. Step 5: Solve for x
    x = 554,394,391,341,061,120/793,152,528.43
  6. Step 6: Final answer
    x = 698,975,759.98

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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.