Home / 423,096,712.80-634,645,069.20-241,362,261.60

Finding the Fourth Proportional to 423,096,712.80, 634,645,069.20 and 241,362,261.60

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Solution

The fourth proportional to 423,096,712.80, 634,645,069.20 and 241,362,261.60 is: 362,043,392.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,096,712.80 : 634,645,069.20 = 241,362,261.60 : x
  2. Step 2: Convert to fraction form
    423,096,712.80/634,645,069.20 = 241,362,261.60/x
  3. Step 3: Cross multiply
    423,096,712.80x = 634,645,069.20 × 241,362,261.60
  4. Step 4: Simplify right side
    423,096,712.80x = 153,179,369,215,400,512
  5. Step 5: Solve for x
    x = 153,179,369,215,400,512/423,096,712.80
  6. Step 6: Final answer
    x = 362,043,392.40

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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.