Home / 73,385,648.60-101,272,259.85-40,346,459.86

Finding the Fourth Proportional to 73,385,648.60, 101,272,259.85 and 40,346,459.86

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Solution

The fourth proportional to 73,385,648.60, 101,272,259.85 and 40,346,459.86 is: 55,678,150.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,385,648.60 : 101,272,259.85 = 40,346,459.86 : x
  2. Step 2: Convert to fraction form
    73,385,648.60/101,272,259.85 = 40,346,459.86/x
  3. Step 3: Cross multiply
    73,385,648.60x = 101,272,259.85 × 40,346,459.86
  4. Step 4: Simplify right side
    73,385,648.60x = 4,085,977,166,969,514.50
  5. Step 5: Solve for x
    x = 4,085,977,166,969,514.50/73,385,648.60
  6. Step 6: Final answer
    x = 55,678,150.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.