Home / 490,240,955.04-676,149,797.76-314,045,332.83

Finding the Fourth Proportional to 490,240,955.04, 676,149,797.76 and 314,045,332.83

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Solution

The fourth proportional to 490,240,955.04, 676,149,797.76 and 314,045,332.83 is: 433,137,391.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,240,955.04 : 676,149,797.76 = 314,045,332.83 : x
  2. Step 2: Convert to fraction form
    490,240,955.04/676,149,797.76 = 314,045,332.83/x
  3. Step 3: Cross multiply
    490,240,955.04x = 676,149,797.76 × 314,045,332.83
  4. Step 4: Simplify right side
    490,240,955.04x = 212,341,688,280,476,384
  5. Step 5: Solve for x
    x = 212,341,688,280,476,384/490,240,955.04
  6. Step 6: Final answer
    x = 433,137,391.11

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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.