Home / 73,768,007.20-110,652,010.80-37,488,301.60

Finding the Fourth Proportional to 73,768,007.20, 110,652,010.80 and 37,488,301.60

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Solution

The fourth proportional to 73,768,007.20, 110,652,010.80 and 37,488,301.60 is: 56,232,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,768,007.20 : 110,652,010.80 = 37,488,301.60 : x
  2. Step 2: Convert to fraction form
    73,768,007.20/110,652,010.80 = 37,488,301.60/x
  3. Step 3: Cross multiply
    73,768,007.20x = 110,652,010.80 × 37,488,301.60
  4. Step 4: Simplify right side
    73,768,007.20x = 4,148,155,953,516,857.50
  5. Step 5: Solve for x
    x = 4,148,155,953,516,857.50/73,768,007.20
  6. Step 6: Final answer
    x = 56,232,452.40

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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.