Home / 74,488,165.60-111,732,248.40-20,635,477.60

Finding the Fourth Proportional to 74,488,165.60, 111,732,248.40 and 20,635,477.60

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Solution

The fourth proportional to 74,488,165.60, 111,732,248.40 and 20,635,477.60 is: 30,953,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,488,165.60 : 111,732,248.40 = 20,635,477.60 : x
  2. Step 2: Convert to fraction form
    74,488,165.60/111,732,248.40 = 20,635,477.60/x
  3. Step 3: Cross multiply
    74,488,165.60x = 111,732,248.40 × 20,635,477.60
  4. Step 4: Simplify right side
    74,488,165.60x = 2,305,648,309,055,836
  5. Step 5: Solve for x
    x = 2,305,648,309,055,836/74,488,165.60
  6. Step 6: Final answer
    x = 30,953,216.40

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1.5x scale

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.