Home / 2,149,042,066.80-3,221,970,575.40-1,457,222,751.60

Finding the Fourth Proportional to 2,149,042,066.80, 3,221,970,575.40 and 1,457,222,751.60

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Solution

The fourth proportional to 2,149,042,066.80, 3,221,970,575.40 and 1,457,222,751.60 is: 2,184,754,267.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,042,066.80 : 3,221,970,575.40 = 1,457,222,751.60 : x
  2. Step 2: Convert to fraction form
    2,149,042,066.80/3,221,970,575.40 = 1,457,222,751.60/x
  3. Step 3: Cross multiply
    2,149,042,066.80x = 3,221,970,575.40 × 1,457,222,751.60
  4. Step 4: Simplify right side
    2,149,042,066.80x = 4,695,128,827,458,623,488
  5. Step 5: Solve for x
    x = 4,695,128,827,458,623,488/2,149,042,066.80
  6. Step 6: Final answer
    x = 2,184,754,267.96

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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.