Home / 214,909,196.40-296,575,689.60-122,094,795.60

Finding the Fourth Proportional to 214,909,196.40, 296,575,689.60 and 122,094,795.60

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Solution

The fourth proportional to 214,909,196.40, 296,575,689.60 and 122,094,795.60 is: 168,491,385.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,909,196.40 : 296,575,689.60 = 122,094,795.60 : x
  2. Step 2: Convert to fraction form
    214,909,196.40/296,575,689.60 = 122,094,795.60/x
  3. Step 3: Cross multiply
    214,909,196.40x = 296,575,689.60 × 122,094,795.60
  4. Step 4: Simplify right side
    214,909,196.40x = 36,210,348,201,641,048
  5. Step 5: Solve for x
    x = 36,210,348,201,641,048/214,909,196.40
  6. Step 6: Final answer
    x = 168,491,385.24

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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.