Home / 898,776,713,775.61-1,348,021,560,286.50-261,920,143,538.94

Finding the Fourth Proportional to 898,776,713,775.61, 1,348,021,560,286.50 and 261,920,143,538.94

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Solution

The fourth proportional to 898,776,713,775.61, 1,348,021,560,286.50 and 261,920,143,538.94 is: 392,838,393,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,776,713,775.61 : 1,348,021,560,286.50 = 261,920,143,538.94 : x
  2. Step 2: Convert to fraction form
    898,776,713,775.61/1,348,021,560,286.50 = 261,920,143,538.94/x
  3. Step 3: Cross multiply
    898,776,713,775.61x = 1,348,021,560,286.50 × 261,920,143,538.94
  4. Step 4: Simplify right side
    898,776,713,775.61x = 353,074,000,563,825,966,841,856
  5. Step 5: Solve for x
    x = 353,074,000,563,825,966,841,856/898,776,713,775.61
  6. Step 6: Final answer
    x = 392,838,393,732.55

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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.