Home / 52,048,216.40-77,977,846.20-42,411,419.60

Finding the Fourth Proportional to 52,048,216.40, 77,977,846.20 and 42,411,419.60

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Solution

The fourth proportional to 52,048,216.40, 77,977,846.20 and 42,411,419.60 is: 63,540,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,048,216.40 : 77,977,846.20 = 42,411,419.60 : x
  2. Step 2: Convert to fraction form
    52,048,216.40/77,977,846.20 = 42,411,419.60/x
  3. Step 3: Cross multiply
    52,048,216.40x = 77,977,846.20 × 42,411,419.60
  4. Step 4: Simplify right side
    52,048,216.40x = 3,307,151,154,692,466
  5. Step 5: Solve for x
    x = 3,307,151,154,692,466/52,048,216.40
  6. Step 6: Final answer
    x = 63,540,143.80

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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.