Home / 356,694,667.60-535,042,001.40-302,275,109.20

Finding the Fourth Proportional to 356,694,667.60, 535,042,001.40 and 302,275,109.20

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Solution

The fourth proportional to 356,694,667.60, 535,042,001.40 and 302,275,109.20 is: 453,412,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,694,667.60 : 535,042,001.40 = 302,275,109.20 : x
  2. Step 2: Convert to fraction form
    356,694,667.60/535,042,001.40 = 302,275,109.20/x
  3. Step 3: Cross multiply
    356,694,667.60x = 535,042,001.40 × 302,275,109.20
  4. Step 4: Simplify right side
    356,694,667.60x = 161,729,879,399,771,552
  5. Step 5: Solve for x
    x = 161,729,879,399,771,552/356,694,667.60
  6. Step 6: Final answer
    x = 453,412,663.80

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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.