Home / 824,830,398.17-1,237,795,727.30-300,199,354.03

Finding the Fourth Proportional to 824,830,398.17, 1,237,795,727.30 and 300,199,354.03

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Solution

The fourth proportional to 824,830,398.17, 1,237,795,727.30 and 300,199,354.03 is: 450,499,252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,830,398.17 : 1,237,795,727.30 = 300,199,354.03 : x
  2. Step 2: Convert to fraction form
    824,830,398.17/1,237,795,727.30 = 300,199,354.03/x
  3. Step 3: Cross multiply
    824,830,398.17x = 1,237,795,727.30 × 300,199,354.03
  4. Step 4: Simplify right side
    824,830,398.17x = 371,585,477,751,958,528
  5. Step 5: Solve for x
    x = 371,585,477,751,958,528/824,830,398.17
  6. Step 6: Final answer
    x = 450,499,252.43

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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.