Home / 21,745,917,861,483-30,048,621,303,195-15,484,913,083,710

Finding the Fourth Proportional to 21,745,917,861,483, 30,048,621,303,195 and 15,484,913,083,710

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Solution

The fourth proportional to 21,745,917,861,483, 30,048,621,303,195 and 15,484,913,083,710 is: 21,397,132,654,006.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,745,917,861,483 : 30,048,621,303,195 = 15,484,913,083,710 : x
  2. Step 2: Convert to fraction form
    21,745,917,861,483/30,048,621,303,195 = 15,484,913,083,710/x
  3. Step 3: Cross multiply
    21,745,917,861,483x = 30,048,621,303,195 × 15,484,913,083,710
  4. Step 4: Simplify right side
    21,745,917,861,483x = 465,300,289,165,291,291,118,927,872
  5. Step 5: Solve for x
    x = 465,300,289,165,291,291,118,927,872/21,745,917,861,483
  6. Step 6: Final answer
    x = 21,397,132,654,006.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.