Home / 500,529,368.46-750,834,992.82-251,406,528.60

Finding the Fourth Proportional to 500,529,368.46, 750,834,992.82 and 251,406,528.60

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Solution

The fourth proportional to 500,529,368.46, 750,834,992.82 and 251,406,528.60 is: 377,130,356.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,529,368.46 : 750,834,992.82 = 251,406,528.60 : x
  2. Step 2: Convert to fraction form
    500,529,368.46/750,834,992.82 = 251,406,528.60/x
  3. Step 3: Cross multiply
    500,529,368.46x = 750,834,992.82 × 251,406,528.60
  4. Step 4: Simplify right side
    500,529,368.46x = 188,764,819,096,282,144
  5. Step 5: Solve for x
    x = 188,764,819,096,282,144/500,529,368.46
  6. Step 6: Final answer
    x = 377,130,356.36

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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.