Home / 133,229,981.44-183,801,075.33-89,191,168.84

Finding the Fourth Proportional to 133,229,981.44, 183,801,075.33 and 89,191,168.84

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Solution

The fourth proportional to 133,229,981.44, 183,801,075.33 and 89,191,168.84 is: 123,046,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,229,981.44 : 183,801,075.33 = 89,191,168.84 : x
  2. Step 2: Convert to fraction form
    133,229,981.44/183,801,075.33 = 89,191,168.84/x
  3. Step 3: Cross multiply
    133,229,981.44x = 183,801,075.33 × 89,191,168.84
  4. Step 4: Simplify right side
    133,229,981.44x = 16,393,432,742,731,590
  5. Step 5: Solve for x
    x = 16,393,432,742,731,590/133,229,981.44
  6. Step 6: Final answer
    x = 123,046,123.44

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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.