Home / 8,503,270,657.65-12,754,905,986.48-7,986,710,005.65

Finding the Fourth Proportional to 8,503,270,657.65, 12,754,905,986.48 and 7,986,710,005.65

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Solution

The fourth proportional to 8,503,270,657.65, 12,754,905,986.48 and 7,986,710,005.65 is: 11,980,065,008.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,270,657.65 : 12,754,905,986.48 = 7,986,710,005.65 : x
  2. Step 2: Convert to fraction form
    8,503,270,657.65/12,754,905,986.48 = 7,986,710,005.65/x
  3. Step 3: Cross multiply
    8,503,270,657.65x = 12,754,905,986.48 × 7,986,710,005.65
  4. Step 4: Simplify right side
    8,503,270,657.65x = 101,869,735,263,304,957,952
  5. Step 5: Solve for x
    x = 101,869,735,263,304,957,952/8,503,270,657.65
  6. Step 6: Final answer
    x = 11,980,065,008.48

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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.