Home / 516,854,222.24-713,267,328.40-281,904,884.32

Finding the Fourth Proportional to 516,854,222.24, 713,267,328.40 and 281,904,884.32

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Solution

The fourth proportional to 516,854,222.24, 713,267,328.40 and 281,904,884.32 is: 389,033,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,854,222.24 : 713,267,328.40 = 281,904,884.32 : x
  2. Step 2: Convert to fraction form
    516,854,222.24/713,267,328.40 = 281,904,884.32/x
  3. Step 3: Cross multiply
    516,854,222.24x = 713,267,328.40 × 281,904,884.32
  4. Step 4: Simplify right side
    516,854,222.24x = 201,073,543,701,837,440
  5. Step 5: Solve for x
    x = 201,073,543,701,837,440/516,854,222.24
  6. Step 6: Final answer
    x = 389,033,377.40

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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.