Home / 399,264,010.40-598,896,015.60-96,684,298.40

Finding the Fourth Proportional to 399,264,010.40, 598,896,015.60 and 96,684,298.40

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Solution

The fourth proportional to 399,264,010.40, 598,896,015.60 and 96,684,298.40 is: 145,026,447.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,264,010.40 : 598,896,015.60 = 96,684,298.40 : x
  2. Step 2: Convert to fraction form
    399,264,010.40/598,896,015.60 = 96,684,298.40/x
  3. Step 3: Cross multiply
    399,264,010.40x = 598,896,015.60 × 96,684,298.40
  4. Step 4: Simplify right side
    399,264,010.40x = 57,903,841,082,841,464
  5. Step 5: Solve for x
    x = 57,903,841,082,841,464/399,264,010.40
  6. Step 6: Final answer
    x = 145,026,447.60

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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.