Home / 7,243,344,147.80-10,865,016,221.70-6,898,970,379.80

Finding the Fourth Proportional to 7,243,344,147.80, 10,865,016,221.70 and 6,898,970,379.80

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Solution

The fourth proportional to 7,243,344,147.80, 10,865,016,221.70 and 6,898,970,379.80 is: 10,348,455,569.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,344,147.80 : 10,865,016,221.70 = 6,898,970,379.80 : x
  2. Step 2: Convert to fraction form
    7,243,344,147.80/10,865,016,221.70 = 6,898,970,379.80/x
  3. Step 3: Cross multiply
    7,243,344,147.80x = 10,865,016,221.70 × 6,898,970,379.80
  4. Step 4: Simplify right side
    7,243,344,147.80x = 74,957,425,089,554,825,216
  5. Step 5: Solve for x
    x = 74,957,425,089,554,825,216/7,243,344,147.80
  6. Step 6: Final answer
    x = 10,348,455,569.70

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Double scale
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1.5x scale

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.