Home / 165,641,587.60-248,460,048.60-74,765,030.80

Finding the Fourth Proportional to 165,641,587.60, 248,460,048.60 and 74,765,030.80

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Solution

The fourth proportional to 165,641,587.60, 248,460,048.60 and 74,765,030.80 is: 112,146,493.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,641,587.60 : 248,460,048.60 = 74,765,030.80 : x
  2. Step 2: Convert to fraction form
    165,641,587.60/248,460,048.60 = 74,765,030.80/x
  3. Step 3: Cross multiply
    165,641,587.60x = 248,460,048.60 × 74,765,030.80
  4. Step 4: Simplify right side
    165,641,587.60x = 18,576,123,186,148,496
  5. Step 5: Solve for x
    x = 18,576,123,186,148,496/165,641,587.60
  6. Step 6: Final answer
    x = 112,146,493.25

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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.