Home / 283,320,572.94-424,658,485.32-172,411,628.70

Finding the Fourth Proportional to 283,320,572.94, 424,658,485.32 and 172,411,628.70

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Solution

The fourth proportional to 283,320,572.94, 424,658,485.32 and 172,411,628.70 is: 258,421,265.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,320,572.94 : 424,658,485.32 = 172,411,628.70 : x
  2. Step 2: Convert to fraction form
    283,320,572.94/424,658,485.32 = 172,411,628.70/x
  3. Step 3: Cross multiply
    283,320,572.94x = 424,658,485.32 × 172,411,628.70
  4. Step 4: Simplify right side
    283,320,572.94x = 73,216,061,095,296,240
  5. Step 5: Solve for x
    x = 73,216,061,095,296,240/283,320,572.94
  6. Step 6: Final answer
    x = 258,421,265.83

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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.