Home / 183,988,416.95-253,904,016.21-100,356,543.24

Finding the Fourth Proportional to 183,988,416.95, 253,904,016.21 and 100,356,543.24

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Solution

The fourth proportional to 183,988,416.95, 253,904,016.21 and 100,356,543.24 is: 138,492,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,988,416.95 : 253,904,016.21 = 100,356,543.24 : x
  2. Step 2: Convert to fraction form
    183,988,416.95/253,904,016.21 = 100,356,543.24/x
  3. Step 3: Cross multiply
    183,988,416.95x = 253,904,016.21 × 100,356,543.24
  4. Step 4: Simplify right side
    183,988,416.95x = 25,480,929,380,259,044
  5. Step 5: Solve for x
    x = 25,480,929,380,259,044/183,988,416.95
  6. Step 6: Final answer
    x = 138,492,030.11

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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.