Home / 529,631,003.16-730,991,972.55-350,699,292.12

Finding the Fourth Proportional to 529,631,003.16, 730,991,972.55 and 350,699,292.12

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Solution

The fourth proportional to 529,631,003.16, 730,991,972.55 and 350,699,292.12 is: 484,032,025.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,631,003.16 : 730,991,972.55 = 350,699,292.12 : x
  2. Step 2: Convert to fraction form
    529,631,003.16/730,991,972.55 = 350,699,292.12/x
  3. Step 3: Cross multiply
    529,631,003.16x = 730,991,972.55 × 350,699,292.12
  4. Step 4: Simplify right side
    529,631,003.16x = 256,358,367,318,687,456
  5. Step 5: Solve for x
    x = 256,358,367,318,687,456/529,631,003.16
  6. Step 6: Final answer
    x = 484,032,025.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.