Home / 2,729,376,007.20-4,094,064,010.80-2,688,561,338.40

Finding the Fourth Proportional to 2,729,376,007.20, 4,094,064,010.80 and 2,688,561,338.40

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Solution

The fourth proportional to 2,729,376,007.20, 4,094,064,010.80 and 2,688,561,338.40 is: 4,032,842,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,376,007.20 : 4,094,064,010.80 = 2,688,561,338.40 : x
  2. Step 2: Convert to fraction form
    2,729,376,007.20/4,094,064,010.80 = 2,688,561,338.40/x
  3. Step 3: Cross multiply
    2,729,376,007.20x = 4,094,064,010.80 × 2,688,561,338.40
  4. Step 4: Simplify right side
    2,729,376,007.20x = 11,007,142,216,371,720,192
  5. Step 5: Solve for x
    x = 11,007,142,216,371,720,192/2,729,376,007.20
  6. Step 6: Final answer
    x = 4,032,842,007.60

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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.