Home / 18,849,274,122.66-26,012,077,131.69-10,390,912,237.86

Finding the Fourth Proportional to 18,849,274,122.66, 26,012,077,131.69 and 10,390,912,237.86

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Solution

The fourth proportional to 18,849,274,122.66, 26,012,077,131.69 and 10,390,912,237.86 is: 14,339,502,351.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849,274,122.66 : 26,012,077,131.69 = 10,390,912,237.86 : x
  2. Step 2: Convert to fraction form
    18,849,274,122.66/26,012,077,131.69 = 10,390,912,237.86/x
  3. Step 3: Cross multiply
    18,849,274,122.66x = 26,012,077,131.69 × 10,390,912,237.86
  4. Step 4: Simplify right side
    18,849,274,122.66x = 270,289,210,599,835,860,992
  5. Step 5: Solve for x
    x = 270,289,210,599,835,860,992/18,849,274,122.66
  6. Step 6: Final answer
    x = 14,339,502,351.18

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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.