Home / 867,480,732,005.20-1,301,221,098,007.70-308,934,508,901.20

Finding the Fourth Proportional to 867,480,732,005.20, 1,301,221,098,007.70 and 308,934,508,901.20

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Solution

The fourth proportional to 867,480,732,005.20, 1,301,221,098,007.70 and 308,934,508,901.20 is: 463,401,763,351.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,480,732,005.20 : 1,301,221,098,007.70 = 308,934,508,901.20 : x
  2. Step 2: Convert to fraction form
    867,480,732,005.20/1,301,221,098,007.70 = 308,934,508,901.20/x
  3. Step 3: Cross multiply
    867,480,732,005.20x = 1,301,221,098,007.70 × 308,934,508,901.20
  4. Step 4: Simplify right side
    867,480,732,005.20x = 401,992,100,884,889,064,177,664
  5. Step 5: Solve for x
    x = 401,992,100,884,889,064,177,664/867,480,732,005.20
  6. Step 6: Final answer
    x = 463,401,763,351.76

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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.