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Finding the Fourth Proportional to 423,096,751.80, 634,645,127.70 and 241,362,300.60

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Solution

The fourth proportional to 423,096,751.80, 634,645,127.70 and 241,362,300.60 is: 362,043,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,096,751.80 : 634,645,127.70 = 241,362,300.60 : x
  2. Step 2: Convert to fraction form
    423,096,751.80/634,645,127.70 = 241,362,300.60/x
  3. Step 3: Cross multiply
    423,096,751.80x = 634,645,127.70 × 241,362,300.60
  4. Step 4: Simplify right side
    423,096,751.80x = 153,179,408,086,252,800
  5. Step 5: Solve for x
    x = 153,179,408,086,252,800/423,096,751.80
  6. Step 6: Final answer
    x = 362,043,450.90

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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.