Home / 362,177,715.10-543,296,097.15-154,917,693.40

Finding the Fourth Proportional to 362,177,715.10, 543,296,097.15 and 154,917,693.40

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Solution

The fourth proportional to 362,177,715.10, 543,296,097.15 and 154,917,693.40 is: 232,389,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,177,715.10 : 543,296,097.15 = 154,917,693.40 : x
  2. Step 2: Convert to fraction form
    362,177,715.10/543,296,097.15 = 154,917,693.40/x
  3. Step 3: Cross multiply
    362,177,715.10x = 543,296,097.15 × 154,917,693.40
  4. Step 4: Simplify right side
    362,177,715.10x = 84,166,178,203,700,320
  5. Step 5: Solve for x
    x = 84,166,178,203,700,320/362,177,715.10
  6. Step 6: Final answer
    x = 232,389,168.89

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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.