Home / 85,680,226.80-118,238,852.92-46,522,079.28

Finding the Fourth Proportional to 85,680,226.80, 118,238,852.92 and 46,522,079.28

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Solution

The fourth proportional to 85,680,226.80, 118,238,852.92 and 46,522,079.28 is: 64,200,545.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,680,226.80 : 118,238,852.92 = 46,522,079.28 : x
  2. Step 2: Convert to fraction form
    85,680,226.80/118,238,852.92 = 46,522,079.28/x
  3. Step 3: Cross multiply
    85,680,226.80x = 118,238,852.92 × 46,522,079.28
  4. Step 4: Simplify right side
    85,680,226.80x = 5,500,717,289,520,500
  5. Step 5: Solve for x
    x = 5,500,717,289,520,500/85,680,226.80
  6. Step 6: Final answer
    x = 64,200,545.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.