Home / 52,144,005.20-78,216,007.80-32,870,411.60

Finding the Fourth Proportional to 52,144,005.20, 78,216,007.80 and 32,870,411.60

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Solution

The fourth proportional to 52,144,005.20, 78,216,007.80 and 32,870,411.60 is: 49,305,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,144,005.20 : 78,216,007.80 = 32,870,411.60 : x
  2. Step 2: Convert to fraction form
    52,144,005.20/78,216,007.80 = 32,870,411.60/x
  3. Step 3: Cross multiply
    52,144,005.20x = 78,216,007.80 × 32,870,411.60
  4. Step 4: Simplify right side
    52,144,005.20x = 2,570,992,370,094,810.50
  5. Step 5: Solve for x
    x = 2,570,992,370,094,810.50/52,144,005.20
  6. Step 6: Final answer
    x = 49,305,617.40

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1.5x scale

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.