Home / 516,879,118.08-713,295,416.30-281,934,825.66

Finding the Fourth Proportional to 516,879,118.08, 713,295,416.30 and 281,934,825.66

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Solution

The fourth proportional to 516,879,118.08, 713,295,416.30 and 281,934,825.66 is: 389,071,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,879,118.08 : 713,295,416.30 = 281,934,825.66 : x
  2. Step 2: Convert to fraction form
    516,879,118.08/713,295,416.30 = 281,934,825.66/x
  3. Step 3: Cross multiply
    516,879,118.08x = 713,295,416.30 × 281,934,825.66
  4. Step 4: Simplify right side
    516,879,118.08x = 201,102,818,837,207,968
  5. Step 5: Solve for x
    x = 201,102,818,837,207,968/516,879,118.08
  6. Step 6: Final answer
    x = 389,071,277.60

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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.