Home / 74,845,325.70-112,383,462.15-40,833,101.70

Finding the Fourth Proportional to 74,845,325.70, 112,383,462.15 and 40,833,101.70

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Solution

The fourth proportional to 74,845,325.70, 112,383,462.15 and 40,833,101.70 is: 61,312,651.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,845,325.70 : 112,383,462.15 = 40,833,101.70 : x
  2. Step 2: Convert to fraction form
    74,845,325.70/112,383,462.15 = 40,833,101.70/x
  3. Step 3: Cross multiply
    74,845,325.70x = 112,383,462.15 × 40,833,101.70
  4. Step 4: Simplify right side
    74,845,325.70x = 4,588,965,339,369,051
  5. Step 5: Solve for x
    x = 4,588,965,339,369,051/74,845,325.70
  6. Step 6: Final answer
    x = 61,312,651.08

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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.