Home / 259,376,457.83-389,064,207.03-84,499,283.03

Finding the Fourth Proportional to 259,376,457.83, 389,064,207.03 and 84,499,283.03

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Solution

The fourth proportional to 259,376,457.83, 389,064,207.03 and 84,499,283.03 is: 126,748,768.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,376,457.83 : 389,064,207.03 = 84,499,283.03 : x
  2. Step 2: Convert to fraction form
    259,376,457.83/389,064,207.03 = 84,499,283.03/x
  3. Step 3: Cross multiply
    259,376,457.83x = 389,064,207.03 × 84,499,283.03
  4. Step 4: Simplify right side
    259,376,457.83x = 32,875,646,546,670,484
  5. Step 5: Solve for x
    x = 32,875,646,546,670,484/259,376,457.83
  6. Step 6: Final answer
    x = 126,748,768.26

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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.