Home / 124,848,008.70-187,272,013.05-102,154,530.30

Finding the Fourth Proportional to 124,848,008.70, 187,272,013.05 and 102,154,530.30

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Solution

The fourth proportional to 124,848,008.70, 187,272,013.05 and 102,154,530.30 is: 153,231,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,848,008.70 : 187,272,013.05 = 102,154,530.30 : x
  2. Step 2: Convert to fraction form
    124,848,008.70/187,272,013.05 = 102,154,530.30/x
  3. Step 3: Cross multiply
    124,848,008.70x = 187,272,013.05 × 102,154,530.30
  4. Step 4: Simplify right side
    124,848,008.70x = 19,130,684,531,458,220
  5. Step 5: Solve for x
    x = 19,130,684,531,458,220/124,848,008.70
  6. Step 6: Final answer
    x = 153,231,795.45

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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.