Home / 64,973,190.80-97,459,786.20-57,666,861.20

Finding the Fourth Proportional to 64,973,190.80, 97,459,786.20 and 57,666,861.20

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Solution

The fourth proportional to 64,973,190.80, 97,459,786.20 and 57,666,861.20 is: 86,500,291.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,973,190.80 : 97,459,786.20 = 57,666,861.20 : x
  2. Step 2: Convert to fraction form
    64,973,190.80/97,459,786.20 = 57,666,861.20/x
  3. Step 3: Cross multiply
    64,973,190.80x = 97,459,786.20 × 57,666,861.20
  4. Step 4: Simplify right side
    64,973,190.80x = 5,620,199,963,377,076
  5. Step 5: Solve for x
    x = 5,620,199,963,377,076/64,973,190.80
  6. Step 6: Final answer
    x = 86,500,291.80

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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.