Home / 802,487,660.65-1,103,505,909.80-696,456,995.14

Finding the Fourth Proportional to 802,487,660.65, 1,103,505,909.80 and 696,456,995.14

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Solution

The fourth proportional to 802,487,660.65, 1,103,505,909.80 and 696,456,995.14 is: 957,702,464.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,487,660.65 : 1,103,505,909.80 = 696,456,995.14 : x
  2. Step 2: Convert to fraction form
    802,487,660.65/1,103,505,909.80 = 696,456,995.14/x
  3. Step 3: Cross multiply
    802,487,660.65x = 1,103,505,909.80 × 696,456,995.14
  4. Step 4: Simplify right side
    802,487,660.65x = 768,544,410,056,761,472
  5. Step 5: Solve for x
    x = 768,544,410,056,761,472/802,487,660.65
  6. Step 6: Final answer
    x = 957,702,464.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.