Home / 47,338,340.20-71,007,510.30-30,332,228.20

Finding the Fourth Proportional to 47,338,340.20, 71,007,510.30 and 30,332,228.20

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Solution

The fourth proportional to 47,338,340.20, 71,007,510.30 and 30,332,228.20 is: 45,498,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,338,340.20 : 71,007,510.30 = 30,332,228.20 : x
  2. Step 2: Convert to fraction form
    47,338,340.20/71,007,510.30 = 30,332,228.20/x
  3. Step 3: Cross multiply
    47,338,340.20x = 71,007,510.30 × 30,332,228.20
  4. Step 4: Simplify right side
    47,338,340.20x = 2,153,816,006,333,450.25
  5. Step 5: Solve for x
    x = 2,153,816,006,333,450.25/47,338,340.20
  6. Step 6: Final answer
    x = 45,498,342.30

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1.5x scale

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.