Home / 524,322,739.20-786,484,108.80-266,333,721.60

Finding the Fourth Proportional to 524,322,739.20, 786,484,108.80 and 266,333,721.60

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Solution

The fourth proportional to 524,322,739.20, 786,484,108.80 and 266,333,721.60 is: 399,500,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,322,739.20 : 786,484,108.80 = 266,333,721.60 : x
  2. Step 2: Convert to fraction form
    524,322,739.20/786,484,108.80 = 266,333,721.60/x
  3. Step 3: Cross multiply
    524,322,739.20x = 786,484,108.80 × 266,333,721.60
  4. Step 4: Simplify right side
    524,322,739.20x = 209,467,239,675,963,296
  5. Step 5: Solve for x
    x = 209,467,239,675,963,296/524,322,739.20
  6. Step 6: Final answer
    x = 399,500,582.40

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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.