Home / 112,370,007.40-168,586,503.90-54,864,154.60

Finding the Fourth Proportional to 112,370,007.40, 168,586,503.90 and 54,864,154.60

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Solution

The fourth proportional to 112,370,007.40, 168,586,503.90 and 54,864,154.60 is: 82,311,608.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,370,007.40 : 168,586,503.90 = 54,864,154.60 : x
  2. Step 2: Convert to fraction form
    112,370,007.40/168,586,503.90 = 54,864,154.60/x
  3. Step 3: Cross multiply
    112,370,007.40x = 168,586,503.90 × 54,864,154.60
  4. Step 4: Simplify right side
    112,370,007.40x = 9,249,356,013,443,104
  5. Step 5: Solve for x
    x = 9,249,356,013,443,104/112,370,007.40
  6. Step 6: Final answer
    x = 82,311,608.12

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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.