Home / 45,784,920.30-68,677,380.45-39,620,204.70

Finding the Fourth Proportional to 45,784,920.30, 68,677,380.45 and 39,620,204.70

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Solution

The fourth proportional to 45,784,920.30, 68,677,380.45 and 39,620,204.70 is: 59,430,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,784,920.30 : 68,677,380.45 = 39,620,204.70 : x
  2. Step 2: Convert to fraction form
    45,784,920.30/68,677,380.45 = 39,620,204.70/x
  3. Step 3: Cross multiply
    45,784,920.30x = 68,677,380.45 × 39,620,204.70
  4. Step 4: Simplify right side
    45,784,920.30x = 2,721,011,871,688,778.50
  5. Step 5: Solve for x
    x = 2,721,011,871,688,778.50/45,784,920.30
  6. Step 6: Final answer
    x = 59,430,307.05

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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.