Home / 261,519,890.44-360,897,431.70-151,575,376.84

Finding the Fourth Proportional to 261,519,890.44, 360,897,431.70 and 151,575,376.84

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Solution

The fourth proportional to 261,519,890.44, 360,897,431.70 and 151,575,376.84 is: 209,174,010.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,519,890.44 : 360,897,431.70 = 151,575,376.84 : x
  2. Step 2: Convert to fraction form
    261,519,890.44/360,897,431.70 = 151,575,376.84/x
  3. Step 3: Cross multiply
    261,519,890.44x = 360,897,431.70 × 151,575,376.84
  4. Step 4: Simplify right side
    261,519,890.44x = 54,703,164,210,515,664
  5. Step 5: Solve for x
    x = 54,703,164,210,515,664/261,519,890.44
  6. Step 6: Final answer
    x = 209,174,010.12

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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.