Home / 528,768,008.30-793,152,012.45-492,936,200.30

Finding the Fourth Proportional to 528,768,008.30, 793,152,012.45 and 492,936,200.30

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Solution

The fourth proportional to 528,768,008.30, 793,152,012.45 and 492,936,200.30 is: 739,404,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,768,008.30 : 793,152,012.45 = 492,936,200.30 : x
  2. Step 2: Convert to fraction form
    528,768,008.30/793,152,012.45 = 492,936,200.30/x
  3. Step 3: Cross multiply
    528,768,008.30x = 793,152,012.45 × 492,936,200.30
  4. Step 4: Simplify right side
    528,768,008.30x = 390,973,339,277,401,344
  5. Step 5: Solve for x
    x = 390,973,339,277,401,344/528,768,008.30
  6. Step 6: Final answer
    x = 739,404,300.45

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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.