Home / 61,919,153.88-85,448,486.96-34,042,338.32

Finding the Fourth Proportional to 61,919,153.88, 85,448,486.96 and 34,042,338.32

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Solution

The fourth proportional to 61,919,153.88, 85,448,486.96 and 34,042,338.32 is: 46,978,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,919,153.88 : 85,448,486.96 = 34,042,338.32 : x
  2. Step 2: Convert to fraction form
    61,919,153.88/85,448,486.96 = 34,042,338.32/x
  3. Step 3: Cross multiply
    61,919,153.88x = 85,448,486.96 × 34,042,338.32
  4. Step 4: Simplify right side
    61,919,153.88x = 2,908,866,302,024,428
  5. Step 5: Solve for x
    x = 2,908,866,302,024,428/61,919,153.88
  6. Step 6: Final answer
    x = 46,978,456.90

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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.