Home / 66,130,419.60-99,195,629.40-33,771,567.60

Finding the Fourth Proportional to 66,130,419.60, 99,195,629.40 and 33,771,567.60

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Solution

The fourth proportional to 66,130,419.60, 99,195,629.40 and 33,771,567.60 is: 50,657,351.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,130,419.60 : 99,195,629.40 = 33,771,567.60 : x
  2. Step 2: Convert to fraction form
    66,130,419.60/99,195,629.40 = 33,771,567.60/x
  3. Step 3: Cross multiply
    66,130,419.60x = 99,195,629.40 × 33,771,567.60
  4. Step 4: Simplify right side
    66,130,419.60x = 3,349,991,903,906,648
  5. Step 5: Solve for x
    x = 3,349,991,903,906,648/66,130,419.60
  6. Step 6: Final answer
    x = 50,657,351.40

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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.