Home / 459,609,016.13-634,456,149.17-308,989,026.01

Finding the Fourth Proportional to 459,609,016.13, 634,456,149.17 and 308,989,026.01

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Solution

The fourth proportional to 459,609,016.13, 634,456,149.17 and 308,989,026.01 is: 426,536,427.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,609,016.13 : 634,456,149.17 = 308,989,026.01 : x
  2. Step 2: Convert to fraction form
    459,609,016.13/634,456,149.17 = 308,989,026.01/x
  3. Step 3: Cross multiply
    459,609,016.13x = 634,456,149.17 × 308,989,026.01
  4. Step 4: Simplify right side
    459,609,016.13x = 196,039,987,574,962,464
  5. Step 5: Solve for x
    x = 196,039,987,574,962,464/459,609,016.13
  6. Step 6: Final answer
    x = 426,536,427.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.