Home / 469,077,425.63-647,384,256.73-270,838,587.57

Finding the Fourth Proportional to 469,077,425.63, 647,384,256.73 and 270,838,587.57

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Solution

The fourth proportional to 469,077,425.63, 647,384,256.73 and 270,838,587.57 is: 373,790,398.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,077,425.63 : 647,384,256.73 = 270,838,587.57 : x
  2. Step 2: Convert to fraction form
    469,077,425.63/647,384,256.73 = 270,838,587.57/x
  3. Step 3: Cross multiply
    469,077,425.63x = 647,384,256.73 × 270,838,587.57
  4. Step 4: Simplify right side
    469,077,425.63x = 175,336,637,705,710,208
  5. Step 5: Solve for x
    x = 175,336,637,705,710,208/469,077,425.63
  6. Step 6: Final answer
    x = 373,790,398.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.