Home / 170,302,298.32-255,614,948.64-105,409,809.28

Finding the Fourth Proportional to 170,302,298.32, 255,614,948.64 and 105,409,809.28

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Solution

The fourth proportional to 170,302,298.32, 255,614,948.64 and 105,409,809.28 is: 158,214,676.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,302,298.32 : 255,614,948.64 = 105,409,809.28 : x
  2. Step 2: Convert to fraction form
    170,302,298.32/255,614,948.64 = 105,409,809.28/x
  3. Step 3: Cross multiply
    170,302,298.32x = 255,614,948.64 × 105,409,809.28
  4. Step 4: Simplify right side
    170,302,298.32x = 26,944,322,985,259,396
  5. Step 5: Solve for x
    x = 26,944,322,985,259,396/170,302,298.32
  6. Step 6: Final answer
    x = 158,214,676.20

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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.