Home / 15,130,186,481,324-20,879,677,479,580-8,193,436,669,770

Finding the Fourth Proportional to 15,130,186,481,324, 20,879,677,479,580 and 8,193,436,669,770

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Solution

The fourth proportional to 15,130,186,481,324, 20,879,677,479,580 and 8,193,436,669,770 is: 11,306,953,508,162.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,130,186,481,324 : 20,879,677,479,580 = 8,193,436,669,770 : x
  2. Step 2: Convert to fraction form
    15,130,186,481,324/20,879,677,479,580 = 8,193,436,669,770/x
  3. Step 3: Cross multiply
    15,130,186,481,324x = 20,879,677,479,580 × 8,193,436,669,770
  4. Step 4: Simplify right side
    15,130,186,481,324x = 171,076,315,114,161,606,819,315,712
  5. Step 5: Solve for x
    x = 171,076,315,114,161,606,819,315,712/15,130,186,481,324
  6. Step 6: Final answer
    x = 11,306,953,508,162.66

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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.