Home / 169,490,217.40-254,235,326.10-131,226,465.40

Finding the Fourth Proportional to 169,490,217.40, 254,235,326.10 and 131,226,465.40

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Solution

The fourth proportional to 169,490,217.40, 254,235,326.10 and 131,226,465.40 is: 196,839,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,490,217.40 : 254,235,326.10 = 131,226,465.40 : x
  2. Step 2: Convert to fraction form
    169,490,217.40/254,235,326.10 = 131,226,465.40/x
  3. Step 3: Cross multiply
    169,490,217.40x = 254,235,326.10 × 131,226,465.40
  4. Step 4: Simplify right side
    169,490,217.40x = 33,362,403,223,919,368
  5. Step 5: Solve for x
    x = 33,362,403,223,919,368/169,490,217.40
  6. Step 6: Final answer
    x = 196,839,698.10

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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.