Home / 136,400,024.46-188,232,109.26-73,676,122.13

Finding the Fourth Proportional to 136,400,024.46, 188,232,109.26 and 73,676,122.13

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Solution

The fourth proportional to 136,400,024.46, 188,232,109.26 and 73,676,122.13 is: 101,673,089.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,400,024.46 : 188,232,109.26 = 73,676,122.13 : x
  2. Step 2: Convert to fraction form
    136,400,024.46/188,232,109.26 = 73,676,122.13/x
  3. Step 3: Cross multiply
    136,400,024.46x = 188,232,109.26 × 73,676,122.13
  4. Step 4: Simplify right side
    136,400,024.46x = 13,868,211,869,686,102
  5. Step 5: Solve for x
    x = 13,868,211,869,686,102/136,400,024.46
  6. Step 6: Final answer
    x = 101,673,089.32

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1.5x scale

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.