Home / 913,450,544.46-1,260,573,844.59-495,767,836.62

Finding the Fourth Proportional to 913,450,544.46, 1,260,573,844.59 and 495,767,836.62

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Solution

The fourth proportional to 913,450,544.46, 1,260,573,844.59 and 495,767,836.62 is: 684,166,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,450,544.46 : 1,260,573,844.59 = 495,767,836.62 : x
  2. Step 2: Convert to fraction form
    913,450,544.46/1,260,573,844.59 = 495,767,836.62/x
  3. Step 3: Cross multiply
    913,450,544.46x = 1,260,573,844.59 × 495,767,836.62
  4. Step 4: Simplify right side
    913,450,544.46x = 624,951,967,832,140,416
  5. Step 5: Solve for x
    x = 624,951,967,832,140,416/913,450,544.46
  6. Step 6: Final answer
    x = 684,166,178.04

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1.5x scale

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.