Home / 178,071,075.96-267,131,968.11-55,260,006.21

Finding the Fourth Proportional to 178,071,075.96, 267,131,968.11 and 55,260,006.21

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Solution

The fourth proportional to 178,071,075.96, 267,131,968.11 and 55,260,006.21 is: 82,897,877.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,071,075.96 : 267,131,968.11 = 55,260,006.21 : x
  2. Step 2: Convert to fraction form
    178,071,075.96/267,131,968.11 = 55,260,006.21/x
  3. Step 3: Cross multiply
    178,071,075.96x = 267,131,968.11 × 55,260,006.21
  4. Step 4: Simplify right side
    178,071,075.96x = 14,761,714,216,648,122
  5. Step 5: Solve for x
    x = 14,761,714,216,648,122/178,071,075.96
  6. Step 6: Final answer
    x = 82,897,877.36

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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.