Home / 62,212,420.20-93,318,630.30-53,142,493.80

Finding the Fourth Proportional to 62,212,420.20, 93,318,630.30 and 53,142,493.80

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Solution

The fourth proportional to 62,212,420.20, 93,318,630.30 and 53,142,493.80 is: 79,713,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,212,420.20 : 93,318,630.30 = 53,142,493.80 : x
  2. Step 2: Convert to fraction form
    62,212,420.20/93,318,630.30 = 53,142,493.80/x
  3. Step 3: Cross multiply
    62,212,420.20x = 93,318,630.30 × 53,142,493.80
  4. Step 4: Simplify right side
    62,212,420.20x = 4,959,184,732,142,242
  5. Step 5: Solve for x
    x = 4,959,184,732,142,242/62,212,420.20
  6. Step 6: Final answer
    x = 79,713,740.70

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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.