Home / 52,857,079.20-74,169,972-52,857,079.20

Finding the Fourth Proportional to 52,857,079.20, 74,169,972 and 52,857,079.20

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Solution

The fourth proportional to 52,857,079.20, 74,169,972 and 52,857,079.20 is: 74,169,972

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,857,079.20 : 74,169,972 = 52,857,079.20 : x
  2. Step 2: Convert to fraction form
    52,857,079.20/74,169,972 = 52,857,079.20/x
  3. Step 3: Cross multiply
    52,857,079.20x = 74,169,972 × 52,857,079.20
  4. Step 4: Simplify right side
    52,857,079.20x = 3,920,408,084,265,782.50
  5. Step 5: Solve for x
    x = 3,920,408,084,265,782.50/52,857,079.20
  6. Step 6: Final answer
    x = 74,169,972

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.