Home / 56,532,307.20-84,798,460.80-52,753,171.20

Finding the Fourth Proportional to 56,532,307.20, 84,798,460.80 and 52,753,171.20

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Solution

The fourth proportional to 56,532,307.20, 84,798,460.80 and 52,753,171.20 is: 79,129,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,532,307.20 : 84,798,460.80 = 52,753,171.20 : x
  2. Step 2: Convert to fraction form
    56,532,307.20/84,798,460.80 = 52,753,171.20/x
  3. Step 3: Cross multiply
    56,532,307.20x = 84,798,460.80 × 52,753,171.20
  4. Step 4: Simplify right side
    56,532,307.20x = 4,473,387,720,078,889
  5. Step 5: Solve for x
    x = 4,473,387,720,078,889/56,532,307.20
  6. Step 6: Final answer
    x = 79,129,756.80

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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.