Home / 384,917,070.39-577,380,328.89-254,593,565.43

Finding the Fourth Proportional to 384,917,070.39, 577,380,328.89 and 254,593,565.43

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Solution

The fourth proportional to 384,917,070.39, 577,380,328.89 and 254,593,565.43 is: 381,893,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,917,070.39 : 577,380,328.89 = 254,593,565.43 : x
  2. Step 2: Convert to fraction form
    384,917,070.39/577,380,328.89 = 254,593,565.43/x
  3. Step 3: Cross multiply
    384,917,070.39x = 577,380,328.89 × 254,593,565.43
  4. Step 4: Simplify right side
    384,917,070.39x = 146,997,316,541,251,136
  5. Step 5: Solve for x
    x = 146,997,316,541,251,136/384,917,070.39
  6. Step 6: Final answer
    x = 381,893,472.25

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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.