Home / 2,889,217,463.40-4,333,826,195.10-1,798,138,909.80

Finding the Fourth Proportional to 2,889,217,463.40, 4,333,826,195.10 and 1,798,138,909.80

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Solution

The fourth proportional to 2,889,217,463.40, 4,333,826,195.10 and 1,798,138,909.80 is: 2,697,208,364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,217,463.40 : 4,333,826,195.10 = 1,798,138,909.80 : x
  2. Step 2: Convert to fraction form
    2,889,217,463.40/4,333,826,195.10 = 1,798,138,909.80/x
  3. Step 3: Cross multiply
    2,889,217,463.40x = 4,333,826,195.10 × 1,798,138,909.80
  4. Step 4: Simplify right side
    2,889,217,463.40x = 7,792,821,509,719,796,736
  5. Step 5: Solve for x
    x = 7,792,821,509,719,796,736/2,889,217,463.40
  6. Step 6: Final answer
    x = 2,697,208,364.70

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Double scale
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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.