Home / 242,287,738.60-363,431,607.90-112,852,330.60

Finding the Fourth Proportional to 242,287,738.60, 363,431,607.90 and 112,852,330.60

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Solution

The fourth proportional to 242,287,738.60, 363,431,607.90 and 112,852,330.60 is: 169,278,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,287,738.60 : 363,431,607.90 = 112,852,330.60 : x
  2. Step 2: Convert to fraction form
    242,287,738.60/363,431,607.90 = 112,852,330.60/x
  3. Step 3: Cross multiply
    242,287,738.60x = 363,431,607.90 × 112,852,330.60
  4. Step 4: Simplify right side
    242,287,738.60x = 41,014,103,965,220,368
  5. Step 5: Solve for x
    x = 41,014,103,965,220,368/242,287,738.60
  6. Step 6: Final answer
    x = 169,278,495.90

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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.