Home / 74,980,146-103,443,026.76-47,086,450.32

Finding the Fourth Proportional to 74,980,146, 103,443,026.76 and 47,086,450.32

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Solution

The fourth proportional to 74,980,146, 103,443,026.76 and 47,086,450.32 is: 64,960,728.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,980,146 : 103,443,026.76 = 47,086,450.32 : x
  2. Step 2: Convert to fraction form
    74,980,146/103,443,026.76 = 47,086,450.32/x
  3. Step 3: Cross multiply
    74,980,146x = 103,443,026.76 × 47,086,450.32
  4. Step 4: Simplify right side
    74,980,146x = 4,870,764,940,485,171
  5. Step 5: Solve for x
    x = 4,870,764,940,485,171/74,980,146
  6. Step 6: Final answer
    x = 64,960,728.94

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1.5x scale

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.