Home / 116,239,978.58-160,411,179.20-64,029,014.24

Finding the Fourth Proportional to 116,239,978.58, 160,411,179.20 and 64,029,014.24

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Solution

The fourth proportional to 116,239,978.58, 160,411,179.20 and 64,029,014.24 is: 88,360,044.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,239,978.58 : 160,411,179.20 = 64,029,014.24 : x
  2. Step 2: Convert to fraction form
    116,239,978.58/160,411,179.20 = 64,029,014.24/x
  3. Step 3: Cross multiply
    116,239,978.58x = 160,411,179.20 × 64,029,014.24
  4. Step 4: Simplify right side
    116,239,978.58x = 10,270,969,676,129,790
  5. Step 5: Solve for x
    x = 10,270,969,676,129,790/116,239,978.58
  6. Step 6: Final answer
    x = 88,360,044.47

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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.