Home / 1,072,056,761.46-1,607,723,617.86-407,913,118.02

Finding the Fourth Proportional to 1,072,056,761.46, 1,607,723,617.86 and 407,913,118.02

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Solution

The fourth proportional to 1,072,056,761.46, 1,607,723,617.86 and 407,913,118.02 is: 611,732,118.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,056,761.46 : 1,607,723,617.86 = 407,913,118.02 : x
  2. Step 2: Convert to fraction form
    1,072,056,761.46/1,607,723,617.86 = 407,913,118.02/x
  3. Step 3: Cross multiply
    1,072,056,761.46x = 1,607,723,617.86 × 407,913,118.02
  4. Step 4: Simplify right side
    1,072,056,761.46x = 655,811,553,875,667,456
  5. Step 5: Solve for x
    x = 655,811,553,875,667,456/1,072,056,761.46
  6. Step 6: Final answer
    x = 611,732,118.53

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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.