Home / 197,608,047.51-272,700,730.25-109,503,516.54

Finding the Fourth Proportional to 197,608,047.51, 272,700,730.25 and 109,503,516.54

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Solution

The fourth proportional to 197,608,047.51, 272,700,730.25 and 109,503,516.54 is: 151,115,753.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,608,047.51 : 272,700,730.25 = 109,503,516.54 : x
  2. Step 2: Convert to fraction form
    197,608,047.51/272,700,730.25 = 109,503,516.54/x
  3. Step 3: Cross multiply
    197,608,047.51x = 272,700,730.25 × 109,503,516.54
  4. Step 4: Simplify right side
    197,608,047.51x = 29,861,688,924,853,440
  5. Step 5: Solve for x
    x = 29,861,688,924,853,440/197,608,047.51
  6. Step 6: Final answer
    x = 151,115,753.13

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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.