Home / 61,237,352.20-91,856,028.30-45,931,851.40

Finding the Fourth Proportional to 61,237,352.20, 91,856,028.30 and 45,931,851.40

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Solution

The fourth proportional to 61,237,352.20, 91,856,028.30 and 45,931,851.40 is: 68,897,777.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,237,352.20 : 91,856,028.30 = 45,931,851.40 : x
  2. Step 2: Convert to fraction form
    61,237,352.20/91,856,028.30 = 45,931,851.40/x
  3. Step 3: Cross multiply
    61,237,352.20x = 91,856,028.30 × 45,931,851.40
  4. Step 4: Simplify right side
    61,237,352.20x = 4,219,117,442,069,794.50
  5. Step 5: Solve for x
    x = 4,219,117,442,069,794.50/61,237,352.20
  6. Step 6: Final answer
    x = 68,897,777.10

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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.