Home / 648,013,135.77-894,260,497.46-350,655,380.10

Finding the Fourth Proportional to 648,013,135.77, 894,260,497.46 and 350,655,380.10

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Solution

The fourth proportional to 648,013,135.77, 894,260,497.46 and 350,655,380.10 is: 483,905,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,013,135.77 : 894,260,497.46 = 350,655,380.10 : x
  2. Step 2: Convert to fraction form
    648,013,135.77/894,260,497.46 = 350,655,380.10/x
  3. Step 3: Cross multiply
    648,013,135.77x = 894,260,497.46 × 350,655,380.10
  4. Step 4: Simplify right side
    648,013,135.77x = 313,577,254,643,498,176
  5. Step 5: Solve for x
    x = 313,577,254,643,498,176/648,013,135.77
  6. Step 6: Final answer
    x = 483,905,707.05

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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.