Home / 7,680,479,680,927.40-11,521,396,793,720-2,166,943,969,822.80

Finding the Fourth Proportional to 7,680,479,680,927.40, 11,521,396,793,720 and 2,166,943,969,822.80

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Solution

The fourth proportional to 7,680,479,680,927.40, 11,521,396,793,720 and 2,166,943,969,822.80 is: 3,250,607,038,006.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,479,680,927.40 : 11,521,396,793,720 = 2,166,943,969,822.80 : x
  2. Step 2: Convert to fraction form
    7,680,479,680,927.40/11,521,396,793,720 = 2,166,943,969,822.80/x
  3. Step 3: Cross multiply
    7,680,479,680,927.40x = 11,521,396,793,720 × 2,166,943,969,822.80
  4. Step 4: Simplify right side
    7,680,479,680,927.40x = 24,966,221,306,087,296,848,625,664
  5. Step 5: Solve for x
    x = 24,966,221,306,087,296,848,625,664/7,680,479,680,927.40
  6. Step 6: Final answer
    x = 3,250,607,038,006.34

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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.