Home / 110,988,004.70-166,482,007.05-103,429,732.70

Finding the Fourth Proportional to 110,988,004.70, 166,482,007.05 and 103,429,732.70

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Solution

The fourth proportional to 110,988,004.70, 166,482,007.05 and 103,429,732.70 is: 155,144,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,988,004.70 : 166,482,007.05 = 103,429,732.70 : x
  2. Step 2: Convert to fraction form
    110,988,004.70/166,482,007.05 = 103,429,732.70/x
  3. Step 3: Cross multiply
    110,988,004.70x = 166,482,007.05 × 103,429,732.70
  4. Step 4: Simplify right side
    110,988,004.70x = 17,219,189,488,541,018
  5. Step 5: Solve for x
    x = 17,219,189,488,541,018/110,988,004.70
  6. Step 6: Final answer
    x = 155,144,599.05

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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.