Home / 519,159,324.17-716,439,902.32-284,209,984.66

Finding the Fourth Proportional to 519,159,324.17, 716,439,902.32 and 284,209,984.66

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Solution

The fourth proportional to 519,159,324.17, 716,439,902.32 and 284,209,984.66 is: 392,209,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,159,324.17 : 716,439,902.32 = 284,209,984.66 : x
  2. Step 2: Convert to fraction form
    519,159,324.17/716,439,902.32 = 284,209,984.66/x
  3. Step 3: Cross multiply
    519,159,324.17x = 716,439,902.32 × 284,209,984.66
  4. Step 4: Simplify right side
    519,159,324.17x = 203,619,373,646,482,880
  5. Step 5: Solve for x
    x = 203,619,373,646,482,880/519,159,324.17
  6. Step 6: Final answer
    x = 392,209,797.97

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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.