Home / 64,897,080.80-97,345,621.20-39,366,917.60

Finding the Fourth Proportional to 64,897,080.80, 97,345,621.20 and 39,366,917.60

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Solution

The fourth proportional to 64,897,080.80, 97,345,621.20 and 39,366,917.60 is: 59,050,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,897,080.80 : 97,345,621.20 = 39,366,917.60 : x
  2. Step 2: Convert to fraction form
    64,897,080.80/97,345,621.20 = 39,366,917.60/x
  3. Step 3: Cross multiply
    64,897,080.80x = 97,345,621.20 × 39,366,917.60
  4. Step 4: Simplify right side
    64,897,080.80x = 3,832,197,048,501,213.50
  5. Step 5: Solve for x
    x = 3,832,197,048,501,213.50/64,897,080.80
  6. Step 6: Final answer
    x = 59,050,376.40

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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.