Home / 64,735,235.80-97,090,412.10-19,298,512.60

Finding the Fourth Proportional to 64,735,235.80, 97,090,412.10 and 19,298,512.60

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Solution

The fourth proportional to 64,735,235.80, 97,090,412.10 and 19,298,512.60 is: 28,944,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,735,235.80 : 97,090,412.10 = 19,298,512.60 : x
  2. Step 2: Convert to fraction form
    64,735,235.80/97,090,412.10 = 19,298,512.60/x
  3. Step 3: Cross multiply
    64,735,235.80x = 97,090,412.10 × 19,298,512.60
  4. Step 4: Simplify right side
    64,735,235.80x = 1,873,700,541,251,042.50
  5. Step 5: Solve for x
    x = 1,873,700,541,251,042.50/64,735,235.80
  6. Step 6: Final answer
    x = 28,944,059.88

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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.