Home / 52,465,218.70-78,697,828.05-48,434,140.30

Finding the Fourth Proportional to 52,465,218.70, 78,697,828.05 and 48,434,140.30

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Solution

The fourth proportional to 52,465,218.70, 78,697,828.05 and 48,434,140.30 is: 72,651,210.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465,218.70 : 78,697,828.05 = 48,434,140.30 : x
  2. Step 2: Convert to fraction form
    52,465,218.70/78,697,828.05 = 48,434,140.30/x
  3. Step 3: Cross multiply
    52,465,218.70x = 78,697,828.05 × 48,434,140.30
  4. Step 4: Simplify right side
    52,465,218.70x = 3,811,661,645,078,975
  5. Step 5: Solve for x
    x = 3,811,661,645,078,975/52,465,218.70
  6. Step 6: Final answer
    x = 72,651,210.45

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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.