Home / 70,427,294.37-97,187,790.94-40,656,937.70

Finding the Fourth Proportional to 70,427,294.37, 97,187,790.94 and 40,656,937.70

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Solution

The fourth proportional to 70,427,294.37, 97,187,790.94 and 40,656,937.70 is: 56,105,491.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,427,294.37 : 97,187,790.94 = 40,656,937.70 : x
  2. Step 2: Convert to fraction form
    70,427,294.37/97,187,790.94 = 40,656,937.70/x
  3. Step 3: Cross multiply
    70,427,294.37x = 97,187,790.94 × 40,656,937.70
  4. Step 4: Simplify right side
    70,427,294.37x = 3,951,357,961,589,531.50
  5. Step 5: Solve for x
    x = 3,951,357,961,589,531.50/70,427,294.37
  6. Step 6: Final answer
    x = 56,105,491.44

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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.