Home / 469,697,670.25-648,144,984.50-271,472,004.08

Finding the Fourth Proportional to 469,697,670.25, 648,144,984.50 and 271,472,004.08

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Solution

The fourth proportional to 469,697,670.25, 648,144,984.50 and 271,472,004.08 is: 374,609,518.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,697,670.25 : 648,144,984.50 = 271,472,004.08 : x
  2. Step 2: Convert to fraction form
    469,697,670.25/648,144,984.50 = 271,472,004.08/x
  3. Step 3: Cross multiply
    469,697,670.25x = 648,144,984.50 × 271,472,004.08
  4. Step 4: Simplify right side
    469,697,670.25x = 175,953,217,875,466,016
  5. Step 5: Solve for x
    x = 175,953,217,875,466,016/469,697,670.25
  6. Step 6: Final answer
    x = 374,609,518.03

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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.