Home / 57,457,805.40-86,186,708.10-35,958,720.60

Finding the Fourth Proportional to 57,457,805.40, 86,186,708.10 and 35,958,720.60

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Solution

The fourth proportional to 57,457,805.40, 86,186,708.10 and 35,958,720.60 is: 53,938,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,457,805.40 : 86,186,708.10 = 35,958,720.60 : x
  2. Step 2: Convert to fraction form
    57,457,805.40/86,186,708.10 = 35,958,720.60/x
  3. Step 3: Cross multiply
    57,457,805.40x = 86,186,708.10 × 35,958,720.60
  4. Step 4: Simplify right side
    57,457,805.40x = 3,099,163,756,001,657
  5. Step 5: Solve for x
    x = 3,099,163,756,001,657/57,457,805.40
  6. Step 6: Final answer
    x = 53,938,080.90

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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.