Home / 376,104,095.72-561,623,537-307,153,777.86

Finding the Fourth Proportional to 376,104,095.72, 561,623,537 and 307,153,777.86

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Solution

The fourth proportional to 376,104,095.72, 561,623,537 and 307,153,777.86 is: 458,662,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,104,095.72 : 561,623,537 = 307,153,777.86 : x
  2. Step 2: Convert to fraction form
    376,104,095.72/561,623,537 = 307,153,777.86/x
  3. Step 3: Cross multiply
    376,104,095.72x = 561,623,537 × 307,153,777.86
  4. Step 4: Simplify right side
    376,104,095.72x = 172,504,791,124,645,504
  5. Step 5: Solve for x
    x = 172,504,791,124,645,504/376,104,095.72
  6. Step 6: Final answer
    x = 458,662,357.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.