Home / 64,516,857.60-96,775,286.40-43,017,772.80

Finding the Fourth Proportional to 64,516,857.60, 96,775,286.40 and 43,017,772.80

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Solution

The fourth proportional to 64,516,857.60, 96,775,286.40 and 43,017,772.80 is: 64,526,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516,857.60 : 96,775,286.40 = 43,017,772.80 : x
  2. Step 2: Convert to fraction form
    64,516,857.60/96,775,286.40 = 43,017,772.80/x
  3. Step 3: Cross multiply
    64,516,857.60x = 96,775,286.40 × 43,017,772.80
  4. Step 4: Simplify right side
    64,516,857.60x = 4,163,057,283,010,130
  5. Step 5: Solve for x
    x = 4,163,057,283,010,130/64,516,857.60
  6. Step 6: Final answer
    x = 64,526,659.20

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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.