Home / 87,619,968,000.80-131,429,952,001.20-52,791,450,624.80

Finding the Fourth Proportional to 87,619,968,000.80, 131,429,952,001.20 and 52,791,450,624.80

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Solution

The fourth proportional to 87,619,968,000.80, 131,429,952,001.20 and 52,791,450,624.80 is: 79,187,175,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,619,968,000.80 : 131,429,952,001.20 = 52,791,450,624.80 : x
  2. Step 2: Convert to fraction form
    87,619,968,000.80/131,429,952,001.20 = 52,791,450,624.80/x
  3. Step 3: Cross multiply
    87,619,968,000.80x = 131,429,952,001.20 × 52,791,450,624.80
  4. Step 4: Simplify right side
    87,619,968,000.80x = 6,938,377,821,691,184,152,576
  5. Step 5: Solve for x
    x = 6,938,377,821,691,184,152,576/87,619,968,000.80
  6. Step 6: Final answer
    x = 79,187,175,937.20

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1.5x scale

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.