Home / 13,548,963,642.18-18,696,473,708.52-7,833,614,747.88

Finding the Fourth Proportional to 13,548,963,642.18, 18,696,473,708.52 and 7,833,614,747.88

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Solution

The fourth proportional to 13,548,963,642.18, 18,696,473,708.52 and 7,833,614,747.88 is: 10,809,754,608.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548,963,642.18 : 18,696,473,708.52 = 7,833,614,747.88 : x
  2. Step 2: Convert to fraction form
    13,548,963,642.18/18,696,473,708.52 = 7,833,614,747.88/x
  3. Step 3: Cross multiply
    13,548,963,642.18x = 18,696,473,708.52 × 7,833,614,747.88
  4. Step 4: Simplify right side
    13,548,963,642.18x = 146,460,972,176,470,556,672
  5. Step 5: Solve for x
    x = 146,460,972,176,470,556,672/13,548,963,642.18
  6. Step 6: Final answer
    x = 10,809,754,608.87

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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.