Home / 1,770,326,712.90-2,655,490,069.35-1,253,340,908.10

Finding the Fourth Proportional to 1,770,326,712.90, 2,655,490,069.35 and 1,253,340,908.10

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Solution

The fourth proportional to 1,770,326,712.90, 2,655,490,069.35 and 1,253,340,908.10 is: 1,880,011,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,326,712.90 : 2,655,490,069.35 = 1,253,340,908.10 : x
  2. Step 2: Convert to fraction form
    1,770,326,712.90/2,655,490,069.35 = 1,253,340,908.10/x
  3. Step 3: Cross multiply
    1,770,326,712.90x = 2,655,490,069.35 × 1,253,340,908.10
  4. Step 4: Simplify right side
    1,770,326,712.90x = 3,328,234,334,969,660,416
  5. Step 5: Solve for x
    x = 3,328,234,334,969,660,416/1,770,326,712.90
  6. Step 6: Final answer
    x = 1,880,011,362.15

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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.