Home / 119,343,941.18-179,015,961.40-53,688,390.84

Finding the Fourth Proportional to 119,343,941.18, 179,015,961.40 and 53,688,390.84

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Solution

The fourth proportional to 119,343,941.18, 179,015,961.40 and 53,688,390.84 is: 80,532,608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,343,941.18 : 179,015,961.40 = 53,688,390.84 : x
  2. Step 2: Convert to fraction form
    119,343,941.18/179,015,961.40 = 53,688,390.84/x
  3. Step 3: Cross multiply
    119,343,941.18x = 179,015,961.40 × 53,688,390.84
  4. Step 4: Simplify right side
    119,343,941.18x = 9,611,078,901,078,032
  5. Step 5: Solve for x
    x = 9,611,078,901,078,032/119,343,941.18
  6. Step 6: Final answer
    x = 80,532,608.58

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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.