Home / 178,174,577.74-266,917,132.70-100,214,611.63

Finding the Fourth Proportional to 178,174,577.74, 266,917,132.70 and 100,214,611.63

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Solution

The fourth proportional to 178,174,577.74, 266,917,132.70 and 100,214,611.63 is: 150,128,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,174,577.74 : 266,917,132.70 = 100,214,611.63 : x
  2. Step 2: Convert to fraction form
    178,174,577.74/266,917,132.70 = 100,214,611.63/x
  3. Step 3: Cross multiply
    178,174,577.74x = 266,917,132.70 × 100,214,611.63
  4. Step 4: Simplify right side
    178,174,577.74x = 26,748,996,791,590,964
  5. Step 5: Solve for x
    x = 26,748,996,791,590,964/178,174,577.74
  6. Step 6: Final answer
    x = 150,128,021.24

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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.