Home / 163,744,123,115.12-245,621,188,441.80-56,176,885,427.12

Finding the Fourth Proportional to 163,744,123,115.12, 245,621,188,441.80 and 56,176,885,427.12

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Solution

The fourth proportional to 163,744,123,115.12, 245,621,188,441.80 and 56,176,885,427.12 is: 84,267,044,820.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,744,123,115.12 : 245,621,188,441.80 = 56,176,885,427.12 : x
  2. Step 2: Convert to fraction form
    163,744,123,115.12/245,621,188,441.80 = 56,176,885,427.12/x
  3. Step 3: Cross multiply
    163,744,123,115.12x = 245,621,188,441.80 × 56,176,885,427.12
  4. Step 4: Simplify right side
    163,744,123,115.12x = 13,798,233,361,568,048,873,472
  5. Step 5: Solve for x
    x = 13,798,233,361,568,048,873,472/163,744,123,115.12
  6. Step 6: Final answer
    x = 84,267,044,820.09

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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.