Home / 131,764,063.74-181,834,421.04-73,030,516.62

Finding the Fourth Proportional to 131,764,063.74, 181,834,421.04 and 73,030,516.62

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Solution

The fourth proportional to 131,764,063.74, 181,834,421.04 and 73,030,516.62 is: 100,782,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,764,063.74 : 181,834,421.04 = 73,030,516.62 : x
  2. Step 2: Convert to fraction form
    131,764,063.74/181,834,421.04 = 73,030,516.62/x
  3. Step 3: Cross multiply
    131,764,063.74x = 181,834,421.04 × 73,030,516.62
  4. Step 4: Simplify right side
    131,764,063.74x = 13,279,461,707,849,798
  5. Step 5: Solve for x
    x = 13,279,461,707,849,798/131,764,063.74
  6. Step 6: Final answer
    x = 100,782,120.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.