Home / 171,648,727.20-257,473,090.80-50,492,426.40

Finding the Fourth Proportional to 171,648,727.20, 257,473,090.80 and 50,492,426.40

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Solution

The fourth proportional to 171,648,727.20, 257,473,090.80 and 50,492,426.40 is: 75,738,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,648,727.20 : 257,473,090.80 = 50,492,426.40 : x
  2. Step 2: Convert to fraction form
    171,648,727.20/257,473,090.80 = 50,492,426.40/x
  3. Step 3: Cross multiply
    171,648,727.20x = 257,473,090.80 × 50,492,426.40
  4. Step 4: Simplify right side
    171,648,727.20x = 13,000,441,087,199,518
  5. Step 5: Solve for x
    x = 13,000,441,087,199,518/171,648,727.20
  6. Step 6: Final answer
    x = 75,738,639.60

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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.