Home / 47,739,497,988.69-71,609,247,053.04-19,402,790,487.98

Finding the Fourth Proportional to 47,739,497,988.69, 71,609,247,053.04 and 19,402,790,487.98

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Solution

The fourth proportional to 47,739,497,988.69, 71,609,247,053.04 and 19,402,790,487.98 is: 29,104,185,760.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,739,497,988.69 : 71,609,247,053.04 = 19,402,790,487.98 : x
  2. Step 2: Convert to fraction form
    47,739,497,988.69/71,609,247,053.04 = 19,402,790,487.98/x
  3. Step 3: Cross multiply
    47,739,497,988.69x = 71,609,247,053.04 × 19,402,790,487.98
  4. Step 4: Simplify right side
    47,739,497,988.69x = 1,389,419,217,572,134,125,568
  5. Step 5: Solve for x
    x = 1,389,419,217,572,134,125,568/47,739,497,988.69
  6. Step 6: Final answer
    x = 29,104,185,760.42

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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.