Home / 384,781,987.74-576,965,351.91-174,577,946.70

Finding the Fourth Proportional to 384,781,987.74, 576,965,351.91 and 174,577,946.70

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Solution

The fourth proportional to 384,781,987.74, 576,965,351.91 and 174,577,946.70 is: 261,772,717.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,781,987.74 : 576,965,351.91 = 174,577,946.70 : x
  2. Step 2: Convert to fraction form
    384,781,987.74/576,965,351.91 = 174,577,946.70/x
  3. Step 3: Cross multiply
    384,781,987.74x = 576,965,351.91 × 174,577,946.70
  4. Step 4: Simplify right side
    384,781,987.74x = 100,725,426,453,490,704
  5. Step 5: Solve for x
    x = 100,725,426,453,490,704/384,781,987.74
  6. Step 6: Final answer
    x = 261,772,717.18

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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.