Home / 99,276,245.80-148,914,368.70-73,767,077.80

Finding the Fourth Proportional to 99,276,245.80, 148,914,368.70 and 73,767,077.80

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Solution

The fourth proportional to 99,276,245.80, 148,914,368.70 and 73,767,077.80 is: 110,650,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,276,245.80 : 148,914,368.70 = 73,767,077.80 : x
  2. Step 2: Convert to fraction form
    99,276,245.80/148,914,368.70 = 73,767,077.80/x
  3. Step 3: Cross multiply
    99,276,245.80x = 148,914,368.70 × 73,767,077.80
  4. Step 4: Simplify right side
    99,276,245.80x = 10,984,977,821,430,784
  5. Step 5: Solve for x
    x = 10,984,977,821,430,784/99,276,245.80
  6. Step 6: Final answer
    x = 110,650,616.70

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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.