Home / 201,007,078.20-301,510,617.30-64,692,461.70

Finding the Fourth Proportional to 201,007,078.20, 301,510,617.30 and 64,692,461.70

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Solution

The fourth proportional to 201,007,078.20, 301,510,617.30 and 64,692,461.70 is: 97,038,692.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,007,078.20 : 301,510,617.30 = 64,692,461.70 : x
  2. Step 2: Convert to fraction form
    201,007,078.20/301,510,617.30 = 64,692,461.70/x
  3. Step 3: Cross multiply
    201,007,078.20x = 301,510,617.30 × 64,692,461.70
  4. Step 4: Simplify right side
    201,007,078.20x = 19,505,464,061,823,608
  5. Step 5: Solve for x
    x = 19,505,464,061,823,608/201,007,078.20
  6. Step 6: Final answer
    x = 97,038,692.55

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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.