Home / 730,493,008.29-1,095,083,371.77-356,789,457.78

Finding the Fourth Proportional to 730,493,008.29, 1,095,083,371.77 and 356,789,457.78

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Solution

The fourth proportional to 730,493,008.29, 1,095,083,371.77 and 356,789,457.78 is: 534,863,712.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,493,008.29 : 1,095,083,371.77 = 356,789,457.78 : x
  2. Step 2: Convert to fraction form
    730,493,008.29/1,095,083,371.77 = 356,789,457.78/x
  3. Step 3: Cross multiply
    730,493,008.29x = 1,095,083,371.77 × 356,789,457.78
  4. Step 4: Simplify right side
    730,493,008.29x = 390,714,202,437,712,448
  5. Step 5: Solve for x
    x = 390,714,202,437,712,448/730,493,008.29
  6. Step 6: Final answer
    x = 534,863,712.59

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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.