Home / 99,661,520.70-149,492,281.05-93,614,903.10

Finding the Fourth Proportional to 99,661,520.70, 149,492,281.05 and 93,614,903.10

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Solution

The fourth proportional to 99,661,520.70, 149,492,281.05 and 93,614,903.10 is: 140,422,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,661,520.70 : 149,492,281.05 = 93,614,903.10 : x
  2. Step 2: Convert to fraction form
    99,661,520.70/149,492,281.05 = 93,614,903.10/x
  3. Step 3: Cross multiply
    99,661,520.70x = 149,492,281.05 × 93,614,903.10
  4. Step 4: Simplify right side
    99,661,520.70x = 13,994,705,404,693,716
  5. Step 5: Solve for x
    x = 13,994,705,404,693,716/99,661,520.70
  6. Step 6: Final answer
    x = 140,422,354.65

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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.