Home / 97,151,069.70-145,633,292.55-56,168,439.30

Finding the Fourth Proportional to 97,151,069.70, 145,633,292.55 and 56,168,439.30

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Solution

The fourth proportional to 97,151,069.70, 145,633,292.55 and 56,168,439.30 is: 84,198,710.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,151,069.70 : 145,633,292.55 = 56,168,439.30 : x
  2. Step 2: Convert to fraction form
    97,151,069.70/145,633,292.55 = 56,168,439.30/x
  3. Step 3: Cross multiply
    97,151,069.70x = 145,633,292.55 × 56,168,439.30
  4. Step 4: Simplify right side
    97,151,069.70x = 8,179,994,752,653,817
  5. Step 5: Solve for x
    x = 8,179,994,752,653,817/97,151,069.70
  6. Step 6: Final answer
    x = 84,198,710.09

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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.