Home / 64,509,404.40-96,764,106.60-48,385,090.80

Finding the Fourth Proportional to 64,509,404.40, 96,764,106.60 and 48,385,090.80

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Solution

The fourth proportional to 64,509,404.40, 96,764,106.60 and 48,385,090.80 is: 72,577,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,509,404.40 : 96,764,106.60 = 48,385,090.80 : x
  2. Step 2: Convert to fraction form
    64,509,404.40/96,764,106.60 = 48,385,090.80/x
  3. Step 3: Cross multiply
    64,509,404.40x = 96,764,106.60 × 48,385,090.80
  4. Step 4: Simplify right side
    64,509,404.40x = 4,681,940,084,021,879
  5. Step 5: Solve for x
    x = 4,681,940,084,021,879/64,509,404.40
  6. Step 6: Final answer
    x = 72,577,636.20

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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.