Home / 105,184,205.20-157,701,658.20-47,704,013.20

Finding the Fourth Proportional to 105,184,205.20, 157,701,658.20 and 47,704,013.20

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Solution

The fourth proportional to 105,184,205.20, 157,701,658.20 and 47,704,013.20 is: 71,522,164.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,184,205.20 : 157,701,658.20 = 47,704,013.20 : x
  2. Step 2: Convert to fraction form
    105,184,205.20/157,701,658.20 = 47,704,013.20/x
  3. Step 3: Cross multiply
    105,184,205.20x = 157,701,658.20 × 47,704,013.20
  4. Step 4: Simplify right side
    105,184,205.20x = 7,523,001,984,434,688
  5. Step 5: Solve for x
    x = 7,523,001,984,434,688/105,184,205.20
  6. Step 6: Final answer
    x = 71,522,164.09

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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.