Home / 1,608,904,007.70-2,413,356,011.55-874,239,969.30

Finding the Fourth Proportional to 1,608,904,007.70, 2,413,356,011.55 and 874,239,969.30

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Solution

The fourth proportional to 1,608,904,007.70, 2,413,356,011.55 and 874,239,969.30 is: 1,311,359,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,904,007.70 : 2,413,356,011.55 = 874,239,969.30 : x
  2. Step 2: Convert to fraction form
    1,608,904,007.70/2,413,356,011.55 = 874,239,969.30/x
  3. Step 3: Cross multiply
    1,608,904,007.70x = 2,413,356,011.55 × 874,239,969.30
  4. Step 4: Simplify right side
    1,608,904,007.70x = 2,109,852,285,447,442,432
  5. Step 5: Solve for x
    x = 2,109,852,285,447,442,432/1,608,904,007.70
  6. Step 6: Final answer
    x = 1,311,359,953.95

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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.