Home / 112,339,426.60-168,509,139.90-93,191,804.20

Finding the Fourth Proportional to 112,339,426.60, 168,509,139.90 and 93,191,804.20

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Solution

The fourth proportional to 112,339,426.60, 168,509,139.90 and 93,191,804.20 is: 139,787,706.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,339,426.60 : 168,509,139.90 = 93,191,804.20 : x
  2. Step 2: Convert to fraction form
    112,339,426.60/168,509,139.90 = 93,191,804.20/x
  3. Step 3: Cross multiply
    112,339,426.60x = 168,509,139.90 × 93,191,804.20
  4. Step 4: Simplify right side
    112,339,426.60x = 15,703,670,771,471,208
  5. Step 5: Solve for x
    x = 15,703,670,771,471,208/112,339,426.60
  6. Step 6: Final answer
    x = 139,787,706.30

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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.