Home / 7,680,479,680,916.60-11,521,396,793,700-2,166,943,969,810.50

Finding the Fourth Proportional to 7,680,479,680,916.60, 11,521,396,793,700 and 2,166,943,969,810.50

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Solution

The fourth proportional to 7,680,479,680,916.60, 11,521,396,793,700 and 2,166,943,969,810.50 is: 3,250,607,037,986.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,479,680,916.60 : 11,521,396,793,700 = 2,166,943,969,810.50 : x
  2. Step 2: Convert to fraction form
    7,680,479,680,916.60/11,521,396,793,700 = 2,166,943,969,810.50/x
  3. Step 3: Cross multiply
    7,680,479,680,916.60x = 11,521,396,793,700 × 2,166,943,969,810.50
  4. Step 4: Simplify right side
    7,680,479,680,916.60x = 24,966,221,305,902,243,887,710,208
  5. Step 5: Solve for x
    x = 24,966,221,305,902,243,887,710,208/7,680,479,680,916.60
  6. Step 6: Final answer
    x = 3,250,607,037,986.82

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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.