Home / 110,286,859.40-165,430,289.10-61,913,918.60

Finding the Fourth Proportional to 110,286,859.40, 165,430,289.10 and 61,913,918.60

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Solution

The fourth proportional to 110,286,859.40, 165,430,289.10 and 61,913,918.60 is: 92,870,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,286,859.40 : 165,430,289.10 = 61,913,918.60 : x
  2. Step 2: Convert to fraction form
    110,286,859.40/165,430,289.10 = 61,913,918.60/x
  3. Step 3: Cross multiply
    110,286,859.40x = 165,430,289.10 × 61,913,918.60
  4. Step 4: Simplify right side
    110,286,859.40x = 10,242,437,453,311,868
  5. Step 5: Solve for x
    x = 10,242,437,453,311,868/110,286,859.40
  6. Step 6: Final answer
    x = 92,870,877.90

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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.