Home / 75,294,272.30-112,905,056.70-31,563,284.85

Finding the Fourth Proportional to 75,294,272.30, 112,905,056.70 and 31,563,284.85

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Solution

The fourth proportional to 75,294,272.30, 112,905,056.70 and 31,563,284.85 is: 47,329,688.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,294,272.30 : 112,905,056.70 = 31,563,284.85 : x
  2. Step 2: Convert to fraction form
    75,294,272.30/112,905,056.70 = 31,563,284.85/x
  3. Step 3: Cross multiply
    75,294,272.30x = 112,905,056.70 × 31,563,284.85
  4. Step 4: Simplify right side
    75,294,272.30x = 3,563,654,465,627,501.50
  5. Step 5: Solve for x
    x = 3,563,654,465,627,501.50/75,294,272.30
  6. Step 6: Final answer
    x = 47,329,688.66

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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.