Home / 74,893,019.70-112,171,567.95-61,456,091.70

Finding the Fourth Proportional to 74,893,019.70, 112,171,567.95 and 61,456,091.70

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Solution

The fourth proportional to 74,893,019.70, 112,171,567.95 and 61,456,091.70 is: 92,046,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,893,019.70 : 112,171,567.95 = 61,456,091.70 : x
  2. Step 2: Convert to fraction form
    74,893,019.70/112,171,567.95 = 61,456,091.70/x
  3. Step 3: Cross multiply
    74,893,019.70x = 112,171,567.95 × 61,456,091.70
  4. Step 4: Simplify right side
    74,893,019.70x = 6,893,626,166,067,982
  5. Step 5: Solve for x
    x = 6,893,626,166,067,982/74,893,019.70
  6. Step 6: Final answer
    x = 92,046,310.77

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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.