Home / 155,423,956.13-214,503,867.89-88,459,196.63

Finding the Fourth Proportional to 155,423,956.13, 214,503,867.89 and 88,459,196.63

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Solution

The fourth proportional to 155,423,956.13, 214,503,867.89 and 88,459,196.63 is: 122,084,396.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,423,956.13 : 214,503,867.89 = 88,459,196.63 : x
  2. Step 2: Convert to fraction form
    155,423,956.13/214,503,867.89 = 88,459,196.63/x
  3. Step 3: Cross multiply
    155,423,956.13x = 214,503,867.89 × 88,459,196.63
  4. Step 4: Simplify right side
    155,423,956.13x = 18,974,839,828,334,460
  5. Step 5: Solve for x
    x = 18,974,839,828,334,460/155,423,956.13
  6. Step 6: Final answer
    x = 122,084,396.13

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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.