Home / 1,992,095,179.80-2,988,142,769.70-611,907,473.40

Finding the Fourth Proportional to 1,992,095,179.80, 2,988,142,769.70 and 611,907,473.40

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Solution

The fourth proportional to 1,992,095,179.80, 2,988,142,769.70 and 611,907,473.40 is: 917,861,210.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,095,179.80 : 2,988,142,769.70 = 611,907,473.40 : x
  2. Step 2: Convert to fraction form
    1,992,095,179.80/2,988,142,769.70 = 611,907,473.40/x
  3. Step 3: Cross multiply
    1,992,095,179.80x = 2,988,142,769.70 × 611,907,473.40
  4. Step 4: Simplify right side
    1,992,095,179.80x = 1,828,466,892,365,604,864
  5. Step 5: Solve for x
    x = 1,828,466,892,365,604,864/1,992,095,179.80
  6. Step 6: Final answer
    x = 917,861,210.10

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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.