Home / 131,066,012.08-180,875,441.00-71,530,568.26

Finding the Fourth Proportional to 131,066,012.08, 180,875,441.00 and 71,530,568.26

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Solution

The fourth proportional to 131,066,012.08, 180,875,441.00 and 71,530,568.26 is: 98,714,555.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,066,012.08 : 180,875,441.00 = 71,530,568.26 : x
  2. Step 2: Convert to fraction form
    131,066,012.08/180,875,441.00 = 71,530,568.26/x
  3. Step 3: Cross multiply
    131,066,012.08x = 180,875,441.00 × 71,530,568.26
  4. Step 4: Simplify right side
    131,066,012.08x = 12,938,123,078,941,864
  5. Step 5: Solve for x
    x = 12,938,123,078,941,864/131,066,012.08
  6. Step 6: Final answer
    x = 98,714,555.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.