Home / 411,080,341.02-616,374,261.58-130,840,205.52

Finding the Fourth Proportional to 411,080,341.02, 616,374,261.58 and 130,840,205.52

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Solution

The fourth proportional to 411,080,341.02, 616,374,261.58 and 130,840,205.52 is: 196,181,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,080,341.02 : 616,374,261.58 = 130,840,205.52 : x
  2. Step 2: Convert to fraction form
    411,080,341.02/616,374,261.58 = 130,840,205.52/x
  3. Step 3: Cross multiply
    411,080,341.02x = 616,374,261.58 × 130,840,205.52
  4. Step 4: Simplify right side
    411,080,341.02x = 80,646,535,062,365,440
  5. Step 5: Solve for x
    x = 80,646,535,062,365,440/411,080,341.02
  6. Step 6: Final answer
    x = 196,181,930.91

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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.