Home / 195,466,215,929.43-293,191,343,618.45-68,010,080,020.94

Finding the Fourth Proportional to 195,466,215,929.43, 293,191,343,618.45 and 68,010,080,020.94

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Solution

The fourth proportional to 195,466,215,929.43, 293,191,343,618.45 and 68,010,080,020.94 is: 102,012,343,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,466,215,929.43 : 293,191,343,618.45 = 68,010,080,020.94 : x
  2. Step 2: Convert to fraction form
    195,466,215,929.43/293,191,343,618.45 = 68,010,080,020.94/x
  3. Step 3: Cross multiply
    195,466,215,929.43x = 293,191,343,618.45 × 68,010,080,020.94
  4. Step 4: Simplify right side
    195,466,215,929.43x = 19,939,966,740,938,289,577,984
  5. Step 5: Solve for x
    x = 19,939,966,740,938,289,577,984/195,466,215,929.43
  6. Step 6: Final answer
    x = 102,012,343,392.05

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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.