Home / 4,992,856,957.82-6,886,824,172.14-3,210,964,514.08

Finding the Fourth Proportional to 4,992,856,957.82, 6,886,824,172.14 and 3,210,964,514.08

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Solution

The fourth proportional to 4,992,856,957.82, 6,886,824,172.14 and 3,210,964,514.08 is: 4,428,996,908.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992,856,957.82 : 6,886,824,172.14 = 3,210,964,514.08 : x
  2. Step 2: Convert to fraction form
    4,992,856,957.82/6,886,824,172.14 = 3,210,964,514.08/x
  3. Step 3: Cross multiply
    4,992,856,957.82x = 6,886,824,172.14 × 3,210,964,514.08
  4. Step 4: Simplify right side
    4,992,856,957.82x = 22,113,348,031,443,570,688
  5. Step 5: Solve for x
    x = 22,113,348,031,443,570,688/4,992,856,957.82
  6. Step 6: Final answer
    x = 4,428,996,908.63

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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.