Home / 371,781,484.56-513,055,612.98-204,514,145.28

Finding the Fourth Proportional to 371,781,484.56, 513,055,612.98 and 204,514,145.28

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Solution

The fourth proportional to 371,781,484.56, 513,055,612.98 and 204,514,145.28 is: 282,227,960.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,781,484.56 : 513,055,612.98 = 204,514,145.28 : x
  2. Step 2: Convert to fraction form
    371,781,484.56/513,055,612.98 = 204,514,145.28/x
  3. Step 3: Cross multiply
    371,781,484.56x = 513,055,612.98 × 204,514,145.28
  4. Step 4: Simplify right side
    371,781,484.56x = 104,927,130,169,711,184
  5. Step 5: Solve for x
    x = 104,927,130,169,711,184/371,781,484.56
  6. Step 6: Final answer
    x = 282,227,960.58

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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.