Home / 90,882,574.83-136,159,458.66-41,739,536.61

Finding the Fourth Proportional to 90,882,574.83, 136,159,458.66 and 41,739,536.61

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Solution

The fourth proportional to 90,882,574.83, 136,159,458.66 and 41,739,536.61 is: 62,533,799.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,882,574.83 : 136,159,458.66 = 41,739,536.61 : x
  2. Step 2: Convert to fraction form
    90,882,574.83/136,159,458.66 = 41,739,536.61/x
  3. Step 3: Cross multiply
    90,882,574.83x = 136,159,458.66 × 41,739,536.61
  4. Step 4: Simplify right side
    90,882,574.83x = 5,683,232,709,536,851
  5. Step 5: Solve for x
    x = 5,683,232,709,536,851/90,882,574.83
  6. Step 6: Final answer
    x = 62,533,799.47

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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.