Home / 155,518,473.76-233,276,112.84-89,897,857.46

Finding the Fourth Proportional to 155,518,473.76, 233,276,112.84 and 89,897,857.46

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Solution

The fourth proportional to 155,518,473.76, 233,276,112.84 and 89,897,857.46 is: 134,845,862.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,518,473.76 : 233,276,112.84 = 89,897,857.46 : x
  2. Step 2: Convert to fraction form
    155,518,473.76/233,276,112.84 = 89,897,857.46/x
  3. Step 3: Cross multiply
    155,518,473.76x = 233,276,112.84 × 89,897,857.46
  4. Step 4: Simplify right side
    155,518,473.76x = 20,971,022,740,958,716
  5. Step 5: Solve for x
    x = 20,971,022,740,958,716/155,518,473.76
  6. Step 6: Final answer
    x = 134,845,862.58

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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.