Home / 56,784,619.60-85,176,929.40-47,210,808.40

Finding the Fourth Proportional to 56,784,619.60, 85,176,929.40 and 47,210,808.40

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Solution

The fourth proportional to 56,784,619.60, 85,176,929.40 and 47,210,808.40 is: 70,816,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,784,619.60 : 85,176,929.40 = 47,210,808.40 : x
  2. Step 2: Convert to fraction form
    56,784,619.60/85,176,929.40 = 47,210,808.40/x
  3. Step 3: Cross multiply
    56,784,619.60x = 85,176,929.40 × 47,210,808.40
  4. Step 4: Simplify right side
    56,784,619.60x = 4,021,271,694,003,727
  5. Step 5: Solve for x
    x = 4,021,271,694,003,727/56,784,619.60
  6. Step 6: Final answer
    x = 70,816,212.60

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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.