Home / 730,493,009.79-1,095,083,374.02-356,789,459.28

Finding the Fourth Proportional to 730,493,009.79, 1,095,083,374.02 and 356,789,459.28

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Solution

The fourth proportional to 730,493,009.79, 1,095,083,374.02 and 356,789,459.28 is: 534,863,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,493,009.79 : 1,095,083,374.02 = 356,789,459.28 : x
  2. Step 2: Convert to fraction form
    730,493,009.79/1,095,083,374.02 = 356,789,459.28/x
  3. Step 3: Cross multiply
    730,493,009.79x = 1,095,083,374.02 × 356,789,459.28
  4. Step 4: Simplify right side
    730,493,009.79x = 390,714,204,883,113,792
  5. Step 5: Solve for x
    x = 390,714,204,883,113,792/730,493,009.79
  6. Step 6: Final answer
    x = 534,863,714.84

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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.