Home / 176,169,620.60-264,128,459.70-79,045,825.40

Finding the Fourth Proportional to 176,169,620.60, 264,128,459.70 and 79,045,825.40

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Solution

The fourth proportional to 176,169,620.60, 264,128,459.70 and 79,045,825.40 is: 118,512,215.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,169,620.60 : 264,128,459.70 = 79,045,825.40 : x
  2. Step 2: Convert to fraction form
    176,169,620.60/264,128,459.70 = 79,045,825.40/x
  3. Step 3: Cross multiply
    176,169,620.60x = 264,128,459.70 × 79,045,825.40
  4. Step 4: Simplify right side
    176,169,620.60x = 20,878,252,108,617,136
  5. Step 5: Solve for x
    x = 20,878,252,108,617,136/176,169,620.60
  6. Step 6: Final answer
    x = 118,512,215.88

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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.