Home / 612,100,748.97-918,281,547.63-197,601,127.29

Finding the Fourth Proportional to 612,100,748.97, 918,281,547.63 and 197,601,127.29

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Solution

The fourth proportional to 612,100,748.97, 918,281,547.63 and 197,601,127.29 is: 296,443,795.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,100,748.97 : 918,281,547.63 = 197,601,127.29 : x
  2. Step 2: Convert to fraction form
    612,100,748.97/918,281,547.63 = 197,601,127.29/x
  3. Step 3: Cross multiply
    612,100,748.97x = 918,281,547.63 × 197,601,127.29
  4. Step 4: Simplify right side
    612,100,748.97x = 181,453,468,981,293,824
  5. Step 5: Solve for x
    x = 181,453,468,981,293,824/612,100,748.97
  6. Step 6: Final answer
    x = 296,443,795.06

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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.