Home / 64,003,512-88,325,079.20-34,634,841.60

Finding the Fourth Proportional to 64,003,512, 88,325,079.20 and 34,634,841.60

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Solution

The fourth proportional to 64,003,512, 88,325,079.20 and 34,634,841.60 is: 47,796,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,003,512 : 88,325,079.20 = 34,634,841.60 : x
  2. Step 2: Convert to fraction form
    64,003,512/88,325,079.20 = 34,634,841.60/x
  3. Step 3: Cross multiply
    64,003,512x = 88,325,079.20 × 34,634,841.60
  4. Step 4: Simplify right side
    64,003,512x = 3,059,125,127,399,455
  5. Step 5: Solve for x
    x = 3,059,125,127,399,455/64,003,512
  6. Step 6: Final answer
    x = 47,796,207.30

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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.