Home / 169,490,215.40-254,235,323.10-131,226,463.40

Finding the Fourth Proportional to 169,490,215.40, 254,235,323.10 and 131,226,463.40

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Solution

The fourth proportional to 169,490,215.40, 254,235,323.10 and 131,226,463.40 is: 196,839,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,490,215.40 : 254,235,323.10 = 131,226,463.40 : x
  2. Step 2: Convert to fraction form
    169,490,215.40/254,235,323.10 = 131,226,463.40/x
  3. Step 3: Cross multiply
    169,490,215.40x = 254,235,323.10 × 131,226,463.40
  4. Step 4: Simplify right side
    169,490,215.40x = 33,362,402,321,769,324
  5. Step 5: Solve for x
    x = 33,362,402,321,769,324/169,490,215.40
  6. Step 6: Final answer
    x = 196,839,695.10

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1.5x scale

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.