Home / 102,967,575.80-154,376,478.39-48,352,018.46

Finding the Fourth Proportional to 102,967,575.80, 154,376,478.39 and 48,352,018.46

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Solution

The fourth proportional to 102,967,575.80, 154,376,478.39 and 48,352,018.46 is: 72,492,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,967,575.80 : 154,376,478.39 = 48,352,018.46 : x
  2. Step 2: Convert to fraction form
    102,967,575.80/154,376,478.39 = 48,352,018.46/x
  3. Step 3: Cross multiply
    102,967,575.80x = 154,376,478.39 × 48,352,018.46
  4. Step 4: Simplify right side
    102,967,575.80x = 7,464,414,332,903,071
  5. Step 5: Solve for x
    x = 7,464,414,332,903,071/102,967,575.80
  6. Step 6: Final answer
    x = 72,492,862.68

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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.