Home / 49,762,780,141.22-74,697,289,146.08-21,446,685,742.49

Finding the Fourth Proportional to 49,762,780,141.22, 74,697,289,146.08 and 21,446,685,742.49

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Solution

The fourth proportional to 49,762,780,141.22, 74,697,289,146.08 and 21,446,685,742.49 is: 32,192,921,729.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,762,780,141.22 : 74,697,289,146.08 = 21,446,685,742.49 : x
  2. Step 2: Convert to fraction form
    49,762,780,141.22/74,697,289,146.08 = 21,446,685,742.49/x
  3. Step 3: Cross multiply
    49,762,780,141.22x = 74,697,289,146.08 × 21,446,685,742.49
  4. Step 4: Simplify right side
    49,762,780,141.22x = 1,602,009,286,131,887,112,192
  5. Step 5: Solve for x
    x = 1,602,009,286,131,887,112,192/49,762,780,141.22
  6. Step 6: Final answer
    x = 32,192,921,729.57

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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.