Home / 308,200,263.38-425,316,931.90-167,071,047.38

Finding the Fourth Proportional to 308,200,263.38, 425,316,931.90 and 167,071,047.38

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Solution

The fourth proportional to 308,200,263.38, 425,316,931.90 and 167,071,047.38 is: 230,558,353.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,200,263.38 : 425,316,931.90 = 167,071,047.38 : x
  2. Step 2: Convert to fraction form
    308,200,263.38/425,316,931.90 = 167,071,047.38/x
  3. Step 3: Cross multiply
    308,200,263.38x = 425,316,931.90 × 167,071,047.38
  4. Step 4: Simplify right side
    308,200,263.38x = 71,058,145,280,981,128
  5. Step 5: Solve for x
    x = 71,058,145,280,981,128/308,200,263.38
  6. Step 6: Final answer
    x = 230,558,353.53

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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.