Home / 90,716,028.40-136,074,042.60-33,210,175.60

Finding the Fourth Proportional to 90,716,028.40, 136,074,042.60 and 33,210,175.60

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Solution

The fourth proportional to 90,716,028.40, 136,074,042.60 and 33,210,175.60 is: 49,815,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,716,028.40 : 136,074,042.60 = 33,210,175.60 : x
  2. Step 2: Convert to fraction form
    90,716,028.40/136,074,042.60 = 33,210,175.60/x
  3. Step 3: Cross multiply
    90,716,028.40x = 136,074,042.60 × 33,210,175.60
  4. Step 4: Simplify right side
    90,716,028.40x = 4,519,042,849,347,881
  5. Step 5: Solve for x
    x = 4,519,042,849,347,881/90,716,028.40
  6. Step 6: Final answer
    x = 49,815,263.40

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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.