Home / 147,705,629.40-221,360,399.06-114,955,744.68

Finding the Fourth Proportional to 147,705,629.40, 221,360,399.06 and 114,955,744.68

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Solution

The fourth proportional to 147,705,629.40, 221,360,399.06 and 114,955,744.68 is: 172,279,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,705,629.40 : 221,360,399.06 = 114,955,744.68 : x
  2. Step 2: Convert to fraction form
    147,705,629.40/221,360,399.06 = 114,955,744.68/x
  3. Step 3: Cross multiply
    147,705,629.40x = 221,360,399.06 × 114,955,744.68
  4. Step 4: Simplify right side
    147,705,629.40x = 25,446,649,516,029,496
  5. Step 5: Solve for x
    x = 25,446,649,516,029,496/147,705,629.40
  6. Step 6: Final answer
    x = 172,279,483.32

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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.