Home / 130,825,556.44-180,543,118.94-72,092,004.96

Finding the Fourth Proportional to 130,825,556.44, 180,543,118.94 and 72,092,004.96

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Solution

The fourth proportional to 130,825,556.44, 180,543,118.94 and 72,092,004.96 is: 99,489,088.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,825,556.44 : 180,543,118.94 = 72,092,004.96 : x
  2. Step 2: Convert to fraction form
    130,825,556.44/180,543,118.94 = 72,092,004.96/x
  3. Step 3: Cross multiply
    130,825,556.44x = 180,543,118.94 × 72,092,004.96
  4. Step 4: Simplify right side
    130,825,556.44x = 13,015,715,426,116,348
  5. Step 5: Solve for x
    x = 13,015,715,426,116,348/130,825,556.44
  6. Step 6: Final answer
    x = 99,489,088.98

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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.