Home / 102,255,100.90-141,115,521.43-60,474,980.95

Finding the Fourth Proportional to 102,255,100.90, 141,115,521.43 and 60,474,980.95

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Solution

The fourth proportional to 102,255,100.90, 141,115,521.43 and 60,474,980.95 is: 83,457,533.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,255,100.90 : 141,115,521.43 = 60,474,980.95 : x
  2. Step 2: Convert to fraction form
    102,255,100.90/141,115,521.43 = 60,474,980.95/x
  3. Step 3: Cross multiply
    102,255,100.90x = 141,115,521.43 × 60,474,980.95
  4. Step 4: Simplify right side
    102,255,100.90x = 8,533,958,470,745,147
  5. Step 5: Solve for x
    x = 8,533,958,470,745,147/102,255,100.90
  6. Step 6: Final answer
    x = 83,457,533.12

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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.