Home / 155,423,970.96-214,503,888.33-88,459,211.47

Finding the Fourth Proportional to 155,423,970.96, 214,503,888.33 and 88,459,211.47

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Solution

The fourth proportional to 155,423,970.96, 214,503,888.33 and 88,459,211.47 is: 122,084,416.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,423,970.96 : 214,503,888.33 = 88,459,211.47 : x
  2. Step 2: Convert to fraction form
    155,423,970.96/214,503,888.33 = 88,459,211.47/x
  3. Step 3: Cross multiply
    155,423,970.96x = 214,503,888.33 × 88,459,211.47
  4. Step 4: Simplify right side
    155,423,970.96x = 18,974,844,818,920,736
  5. Step 5: Solve for x
    x = 18,974,844,818,920,736/155,423,970.96
  6. Step 6: Final answer
    x = 122,084,416.59

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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.