Home / 12,744,462,315.19-19,113,432,770.28-3,778,555,036.48

Finding the Fourth Proportional to 12,744,462,315.19, 19,113,432,770.28 and 3,778,555,036.48

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Solution

The fourth proportional to 12,744,462,315.19, 19,113,432,770.28 and 3,778,555,036.48 is: 5,666,865,801.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,744,462,315.19 : 19,113,432,770.28 = 3,778,555,036.48 : x
  2. Step 2: Convert to fraction form
    12,744,462,315.19/19,113,432,770.28 = 3,778,555,036.48/x
  3. Step 3: Cross multiply
    12,744,462,315.19x = 19,113,432,770.28 × 3,778,555,036.48
  4. Step 4: Simplify right side
    12,744,462,315.19x = 72,221,157,658,563,371,008
  5. Step 5: Solve for x
    x = 72,221,157,658,563,371,008/12,744,462,315.19
  6. Step 6: Final answer
    x = 5,666,865,801.98

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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.