Home / 648,013,007.44-894,260,320.56-350,655,252

Finding the Fourth Proportional to 648,013,007.44, 894,260,320.56 and 350,655,252

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Solution

The fourth proportional to 648,013,007.44, 894,260,320.56 and 350,655,252 is: 483,905,530.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,013,007.44 : 894,260,320.56 = 350,655,252 : x
  2. Step 2: Convert to fraction form
    648,013,007.44/894,260,320.56 = 350,655,252/x
  3. Step 3: Cross multiply
    648,013,007.44x = 894,260,320.56 × 350,655,252
  4. Step 4: Simplify right side
    648,013,007.44x = 313,577,078,059,567,552
  5. Step 5: Solve for x
    x = 313,577,078,059,567,552/648,013,007.44
  6. Step 6: Final answer
    x = 483,905,530.38

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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.