Home / 1,064,448,020.80-1,596,672,031.20-491,139,092.80

Finding the Fourth Proportional to 1,064,448,020.80, 1,596,672,031.20 and 491,139,092.80

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Solution

The fourth proportional to 1,064,448,020.80, 1,596,672,031.20 and 491,139,092.80 is: 736,708,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,448,020.80 : 1,596,672,031.20 = 491,139,092.80 : x
  2. Step 2: Convert to fraction form
    1,064,448,020.80/1,596,672,031.20 = 491,139,092.80/x
  3. Step 3: Cross multiply
    1,064,448,020.80x = 1,596,672,031.20 × 491,139,092.80
  4. Step 4: Simplify right side
    1,064,448,020.80x = 784,188,052,902,701,312
  5. Step 5: Solve for x
    x = 784,188,052,902,701,312/1,064,448,020.80
  6. Step 6: Final answer
    x = 736,708,639.20

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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.