Home / 1,455,505,005.60-2,181,769,473.60-717,439,744.80

Finding the Fourth Proportional to 1,455,505,005.60, 2,181,769,473.60 and 717,439,744.80

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Solution

The fourth proportional to 1,455,505,005.60, 2,181,769,473.60 and 717,439,744.80 is: 1,075,426,143.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,505,005.60 : 2,181,769,473.60 = 717,439,744.80 : x
  2. Step 2: Convert to fraction form
    1,455,505,005.60/2,181,769,473.60 = 717,439,744.80/x
  3. Step 3: Cross multiply
    1,455,505,005.60x = 2,181,769,473.60 × 717,439,744.80
  4. Step 4: Simplify right side
    1,455,505,005.60x = 1,565,288,134,352,014,080
  5. Step 5: Solve for x
    x = 1,565,288,134,352,014,080/1,455,505,005.60
  6. Step 6: Final answer
    x = 1,075,426,143.04

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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.