Home / 867,480,732,051.45-1,301,221,098,077.20-308,934,508,947.45

Finding the Fourth Proportional to 867,480,732,051.45, 1,301,221,098,077.20 and 308,934,508,947.45

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Solution

The fourth proportional to 867,480,732,051.45, 1,301,221,098,077.20 and 308,934,508,947.45 is: 463,401,763,421.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,480,732,051.45 : 1,301,221,098,077.20 = 308,934,508,947.45 : x
  2. Step 2: Convert to fraction form
    867,480,732,051.45/1,301,221,098,077.20 = 308,934,508,947.45/x
  3. Step 3: Cross multiply
    867,480,732,051.45x = 1,301,221,098,077.20 × 308,934,508,947.45
  4. Step 4: Simplify right side
    867,480,732,051.45x = 401,992,100,966,541,425,639,424
  5. Step 5: Solve for x
    x = 401,992,100,966,541,425,639,424/867,480,732,051.45
  6. Step 6: Final answer
    x = 463,401,763,421.18

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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.