Home / 287,588,536.80-431,382,805.20-241,672,034.40

Finding the Fourth Proportional to 287,588,536.80, 431,382,805.20 and 241,672,034.40

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Solution

The fourth proportional to 287,588,536.80, 431,382,805.20 and 241,672,034.40 is: 362,508,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,588,536.80 : 431,382,805.20 = 241,672,034.40 : x
  2. Step 2: Convert to fraction form
    287,588,536.80/431,382,805.20 = 241,672,034.40/x
  3. Step 3: Cross multiply
    287,588,536.80x = 431,382,805.20 × 241,672,034.40
  4. Step 4: Simplify right side
    287,588,536.80x = 104,253,160,137,862,896
  5. Step 5: Solve for x
    x = 104,253,160,137,862,896/287,588,536.80
  6. Step 6: Final answer
    x = 362,508,051.60

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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.