Home / 2,712,888,911.10-4,069,333,366.65-1,335,393,839.10

Finding the Fourth Proportional to 2,712,888,911.10, 4,069,333,366.65 and 1,335,393,839.10

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Solution

The fourth proportional to 2,712,888,911.10, 4,069,333,366.65 and 1,335,393,839.10 is: 2,003,090,758.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,888,911.10 : 4,069,333,366.65 = 1,335,393,839.10 : x
  2. Step 2: Convert to fraction form
    2,712,888,911.10/4,069,333,366.65 = 1,335,393,839.10/x
  3. Step 3: Cross multiply
    2,712,888,911.10x = 4,069,333,366.65 × 1,335,393,839.10
  4. Step 4: Simplify right side
    2,712,888,911.10x = 5,434,162,707,068,471,296
  5. Step 5: Solve for x
    x = 5,434,162,707,068,471,296/2,712,888,911.10
  6. Step 6: Final answer
    x = 2,003,090,758.65

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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.