Home / 51,938,111.20-77,804,523.60-45,555,570.40

Finding the Fourth Proportional to 51,938,111.20, 77,804,523.60 and 45,555,570.40

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Solution

The fourth proportional to 51,938,111.20, 77,804,523.60 and 45,555,570.40 is: 68,243,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,938,111.20 : 77,804,523.60 = 45,555,570.40 : x
  2. Step 2: Convert to fraction form
    51,938,111.20/77,804,523.60 = 45,555,570.40/x
  3. Step 3: Cross multiply
    51,938,111.20x = 77,804,523.60 × 45,555,570.40
  4. Step 4: Simplify right side
    51,938,111.20x = 3,544,429,452,298,261
  5. Step 5: Solve for x
    x = 3,544,429,452,298,261/51,938,111.20
  6. Step 6: Final answer
    x = 68,243,325.96

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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.